19838812890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1\times {\mathrm{5659}}^1$

素因数の和:5872

約数の個数: 128

約数和(自身を含む): 52374470400

約数和(自身を除く): 32535657510

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 89, 101, 130, 178, 195, 202, 267, 303, 390, 445, 505, 534, 606, 890, 1010, 1157, 1313, 1335, 1515, 2314, 2626, 2670, 3030, 3471, 3939, 5659, 5785, 6565, 6942, 7878, 8989, 11318, 11570, 13130, 16977, 17355, 17978, 19695, 26967, 28295, 33954, 34710, 39390, 44945, 53934, 56590, 73567, 84885, 89890, 116857, 134835, 147134, 169770, 220701, 233714, 269670, 350571, 367835, 441402, 503651, 571559, 584285, 701142, 735670, 1007302, 1103505, 1143118, 1168570, 1510953, 1714677, 1752855, 2207010, 2518255, 2857795, 3021906, 3429354, 3505710, 5036510, 5715590, 6547463, 7430267, 7554765, 8573385, 13094926, 14860534, 15109530, 17146770, 19642389, 22290801, 32737315, 37151335, 39284778, 44581602, 50868751, 65474630, 74302670, 98211945, 101737502, 111454005, 152606253, 196423890, 222908010, 254343755, 305212506, 508687510, 661293763, 763031265, 1322587526, 1526062530, 1983881289, 3306468815, 3967762578, 6612937630, 9919406445, 19838812890]

約数ペア:

[(1, 19838812890), (2, 9919406445), (3, 6612937630), (5, 3967762578), (6, 3306468815), (10, 1983881289), (13, 1526062530), (15, 1322587526), (26, 763031265), (30, 661293763), (39, 508687510), (65, 305212506), (78, 254343755), (89, 222908010), (101, 196423890), (130, 152606253), (178, 111454005), (195, 101737502), (202, 98211945), (267, 74302670), (303, 65474630), (390, 50868751), (445, 44581602), (505, 39284778), (534, 37151335), (606, 32737315), (890, 22290801), (1010, 19642389), (1157, 17146770), (1313, 15109530), (1335, 14860534), (1515, 13094926), (2314, 8573385), (2626, 7554765), (2670, 7430267), (3030, 6547463), (3471, 5715590), (3939, 5036510), (5659, 3505710), (5785, 3429354), (6565, 3021906), (6942, 2857795), (7878, 2518255), (8989, 2207010), (11318, 1752855), (11570, 1714677), (13130, 1510953), (16977, 1168570), (17355, 1143118), (17978, 1103505), (19695, 1007302), (26967, 735670), (28295, 701142), (33954, 584285), (34710, 571559), (39390, 503651), (44945, 441402), (53934, 367835), (56590, 350571), (73567, 269670), (84885, 233714), (89890, 220701), (116857, 169770), (134835, 147134)]