1294433840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{43613}}^1$

素因数の和:43686

約数の個数: 80

約数和(自身を含む): 3504472128

約数和(自身を除く): 2210038288

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 53, 56, 70, 80, 106, 112, 140, 212, 265, 280, 371, 424, 530, 560, 742, 848, 1060, 1484, 1855, 2120, 2968, 3710, 4240, 5936, 7420, 14840, 29680, 43613, 87226, 174452, 218065, 305291, 348904, 436130, 610582, 697808, 872260, 1221164, 1526455, 1744520, 2311489, 2442328, 3052910, 3489040, 4622978, 4884656, 6105820, 9245956, 11557445, 12211640, 16180423, 18491912, 23114890, 24423280, 32360846, 36983824, 46229780, 64721692, 80902115, 92459560, 129443384, 161804230, 184919120, 258886768, 323608460, 647216920, 1294433840]

約数ペア:

[(1, 1294433840), (2, 647216920), (4, 323608460), (5, 258886768), (7, 184919120), (8, 161804230), (10, 129443384), (14, 92459560), (16, 80902115), (20, 64721692), (28, 46229780), (35, 36983824), (40, 32360846), (53, 24423280), (56, 23114890), (70, 18491912), (80, 16180423), (106, 12211640), (112, 11557445), (140, 9245956), (212, 6105820), (265, 4884656), (280, 4622978), (371, 3489040), (424, 3052910), (530, 2442328), (560, 2311489), (742, 1744520), (848, 1526455), (1060, 1221164), (1484, 872260), (1855, 697808), (2120, 610582), (2968, 436130), (3710, 348904), (4240, 305291), (5936, 218065), (7420, 174452), (14840, 87226), (29680, 43613)]