2026928020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{499}}^1\times {\mathrm{919}}^1$

素因数の和:1457

約数の個数: 96

約数和(自身を含む): 4868640000

約数和(自身を除く): 2841711980

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 340, 442, 499, 884, 919, 998, 1105, 1838, 1996, 2210, 2495, 3676, 4420, 4595, 4990, 6487, 8483, 9190, 9980, 11947, 12974, 15623, 16966, 18380, 23894, 25948, 31246, 32435, 33932, 42415, 47788, 59735, 62492, 64870, 78115, 84830, 110279, 119470, 129740, 156230, 169660, 203099, 220558, 238940, 312460, 406198, 441116, 458581, 551395, 812396, 917162, 1015495, 1102790, 1834324, 2030990, 2205580, 2292905, 4061980, 4585810, 5961553, 7795877, 9171620, 11923106, 15591754, 23846212, 29807765, 31183508, 38979385, 59615530, 77958770, 101346401, 119231060, 155917540, 202692802, 405385604, 506732005, 1013464010, 2026928020]

約数ペア:

[(1, 2026928020), (2, 1013464010), (4, 506732005), (5, 405385604), (10, 202692802), (13, 155917540), (17, 119231060), (20, 101346401), (26, 77958770), (34, 59615530), (52, 38979385), (65, 31183508), (68, 29807765), (85, 23846212), (130, 15591754), (170, 11923106), (221, 9171620), (260, 7795877), (340, 5961553), (442, 4585810), (499, 4061980), (884, 2292905), (919, 2205580), (998, 2030990), (1105, 1834324), (1838, 1102790), (1996, 1015495), (2210, 917162), (2495, 812396), (3676, 551395), (4420, 458581), (4595, 441116), (4990, 406198), (6487, 312460), (8483, 238940), (9190, 220558), (9980, 203099), (11947, 169660), (12974, 156230), (15623, 129740), (16966, 119470), (18380, 110279), (23894, 84830), (25948, 78115), (31246, 64870), (32435, 62492), (33932, 59735), (42415, 47788)]