20235930

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1$

素因数の和:176

約数の個数: 128

約数和(自身を含む): 58786560

約数和(自身を除く): 38550630

約数列:

[1, 2, 3, 5, 6, 10, 11, 13, 15, 22, 26, 30, 33, 39, 53, 55, 65, 66, 78, 89, 106, 110, 130, 143, 159, 165, 178, 195, 265, 267, 286, 318, 330, 390, 429, 445, 530, 534, 583, 689, 715, 795, 858, 890, 979, 1157, 1166, 1335, 1378, 1430, 1590, 1749, 1958, 2067, 2145, 2314, 2670, 2915, 2937, 3445, 3471, 3498, 4134, 4290, 4717, 4895, 5785, 5830, 5874, 6890, 6942, 7579, 8745, 9434, 9790, 10335, 11570, 12727, 14151, 14685, 15158, 17355, 17490, 20670, 22737, 23585, 25454, 28302, 29370, 34710, 37895, 38181, 45474, 47170, 51887, 61321, 63635, 70755, 75790, 76362, 103774, 113685, 122642, 127270, 141510, 155661, 183963, 190905, 227370, 259435, 306605, 311322, 367926, 381810, 518870, 613210, 674531, 778305, 919815, 1349062, 1556610, 1839630, 2023593, 3372655, 4047186, 6745310, 10117965, 20235930]

約数ペア:

[(1, 20235930), (2, 10117965), (3, 6745310), (5, 4047186), (6, 3372655), (10, 2023593), (11, 1839630), (13, 1556610), (15, 1349062), (22, 919815), (26, 778305), (30, 674531), (33, 613210), (39, 518870), (53, 381810), (55, 367926), (65, 311322), (66, 306605), (78, 259435), (89, 227370), (106, 190905), (110, 183963), (130, 155661), (143, 141510), (159, 127270), (165, 122642), (178, 113685), (195, 103774), (265, 76362), (267, 75790), (286, 70755), (318, 63635), (330, 61321), (390, 51887), (429, 47170), (445, 45474), (530, 38181), (534, 37895), (583, 34710), (689, 29370), (715, 28302), (795, 25454), (858, 23585), (890, 22737), (979, 20670), (1157, 17490), (1166, 17355), (1335, 15158), (1378, 14685), (1430, 14151), (1590, 12727), (1749, 11570), (1958, 10335), (2067, 9790), (2145, 9434), (2314, 8745), (2670, 7579), (2915, 6942), (2937, 6890), (3445, 5874), (3471, 5830), (3498, 5785), (4134, 4895), (4290, 4717)]