1865649660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{31957}}^1$

素因数の和:32115

約数の個数: 96

約数和(自身を含む): 6013217280

約数和(自身を除く): 4147567620

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 139, 140, 210, 278, 417, 420, 556, 695, 834, 973, 1390, 1668, 1946, 2085, 2780, 2919, 3892, 4170, 4865, 5838, 8340, 9730, 11676, 14595, 19460, 29190, 31957, 58380, 63914, 95871, 127828, 159785, 191742, 223699, 319570, 383484, 447398, 479355, 639140, 671097, 894796, 958710, 1118495, 1342194, 1917420, 2236990, 2684388, 3355485, 4442023, 4473980, 6710970, 8884046, 13326069, 13421940, 17768092, 22210115, 26652138, 31094161, 44420230, 53304276, 62188322, 66630345, 88840460, 93282483, 124376644, 133260690, 155470805, 186564966, 266521380, 310941610, 373129932, 466412415, 621883220, 932824830, 1865649660]

約数ペア:

[(1, 1865649660), (2, 932824830), (3, 621883220), (4, 466412415), (5, 373129932), (6, 310941610), (7, 266521380), (10, 186564966), (12, 155470805), (14, 133260690), (15, 124376644), (20, 93282483), (21, 88840460), (28, 66630345), (30, 62188322), (35, 53304276), (42, 44420230), (60, 31094161), (70, 26652138), (84, 22210115), (105, 17768092), (139, 13421940), (140, 13326069), (210, 8884046), (278, 6710970), (417, 4473980), (420, 4442023), (556, 3355485), (695, 2684388), (834, 2236990), (973, 1917420), (1390, 1342194), (1668, 1118495), (1946, 958710), (2085, 894796), (2780, 671097), (2919, 639140), (3892, 479355), (4170, 447398), (4865, 383484), (5838, 319570), (8340, 223699), (9730, 191742), (11676, 159785), (14595, 127828), (19460, 95871), (29190, 63914), (31957, 58380)]