1939860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{829}}^1$

素因数の和:857

約数の個数: 72

約数和(自身を含む): 6344520

約数和(自身を除く): 4404660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 829, 1170, 1658, 2340, 2487, 3316, 4145, 4974, 7461, 8290, 9948, 10777, 12435, 14922, 16580, 21554, 24870, 29844, 32331, 37305, 43108, 49740, 53885, 64662, 74610, 96993, 107770, 129324, 149220, 161655, 193986, 215540, 323310, 387972, 484965, 646620, 969930, 1939860]

約数ペア:

[(1, 1939860), (2, 969930), (3, 646620), (4, 484965), (5, 387972), (6, 323310), (9, 215540), (10, 193986), (12, 161655), (13, 149220), (15, 129324), (18, 107770), (20, 96993), (26, 74610), (30, 64662), (36, 53885), (39, 49740), (45, 43108), (52, 37305), (60, 32331), (65, 29844), (78, 24870), (90, 21554), (117, 16580), (130, 14922), (156, 12435), (180, 10777), (195, 9948), (234, 8290), (260, 7461), (390, 4974), (468, 4145), (585, 3316), (780, 2487), (829, 2340), (1170, 1658)]