2074520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{239}}^1$

素因数の和:288

約数の個数: 64

約数和(自身を含む): 5529600

約数和(自身を除く): 3455080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 140, 155, 217, 239, 248, 280, 310, 434, 478, 620, 868, 956, 1085, 1195, 1240, 1673, 1736, 1912, 2170, 2390, 3346, 4340, 4780, 6692, 7409, 8365, 8680, 9560, 13384, 14818, 16730, 29636, 33460, 37045, 51863, 59272, 66920, 74090, 103726, 148180, 207452, 259315, 296360, 414904, 518630, 1037260, 2074520]

約数ペア:

[(1, 2074520), (2, 1037260), (4, 518630), (5, 414904), (7, 296360), (8, 259315), (10, 207452), (14, 148180), (20, 103726), (28, 74090), (31, 66920), (35, 59272), (40, 51863), (56, 37045), (62, 33460), (70, 29636), (124, 16730), (140, 14818), (155, 13384), (217, 9560), (239, 8680), (248, 8365), (280, 7409), (310, 6692), (434, 4780), (478, 4340), (620, 3346), (868, 2390), (956, 2170), (1085, 1912), (1195, 1736), (1240, 1673)]