12710620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1$

素因数の和:155

約数の個数: 96

約数和(自身を含む): 31610880

約数和(自身を除く): 18900260

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 31, 38, 52, 62, 65, 76, 83, 95, 124, 130, 155, 166, 190, 247, 260, 310, 332, 380, 403, 415, 494, 589, 620, 806, 830, 988, 1079, 1178, 1235, 1577, 1612, 1660, 2015, 2158, 2356, 2470, 2573, 2945, 3154, 4030, 4316, 4940, 5146, 5395, 5890, 6308, 7657, 7885, 8060, 10292, 10790, 11780, 12865, 15314, 15770, 20501, 21580, 25730, 30628, 31540, 33449, 38285, 41002, 48887, 51460, 66898, 76570, 82004, 97774, 102505, 133796, 153140, 167245, 195548, 205010, 244435, 334490, 410020, 488870, 635531, 668980, 977740, 1271062, 2542124, 3177655, 6355310, 12710620]

約数ペア:

[(1, 12710620), (2, 6355310), (4, 3177655), (5, 2542124), (10, 1271062), (13, 977740), (19, 668980), (20, 635531), (26, 488870), (31, 410020), (38, 334490), (52, 244435), (62, 205010), (65, 195548), (76, 167245), (83, 153140), (95, 133796), (124, 102505), (130, 97774), (155, 82004), (166, 76570), (190, 66898), (247, 51460), (260, 48887), (310, 41002), (332, 38285), (380, 33449), (403, 31540), (415, 30628), (494, 25730), (589, 21580), (620, 20501), (806, 15770), (830, 15314), (988, 12865), (1079, 11780), (1178, 10790), (1235, 10292), (1577, 8060), (1612, 7885), (1660, 7657), (2015, 6308), (2158, 5890), (2356, 5395), (2470, 5146), (2573, 4940), (2945, 4316), (3154, 4030)]