2516438720

素因数分解:

$2^6\times 5^1\times {\mathrm{379}}^1\times {\mathrm{20749}}^1$

素因数の和:21145

約数の個数: 56

約数和(自身を含む): 6008370000

約数和(自身を除く): 3491931280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 379, 758, 1516, 1895, 3032, 3790, 6064, 7580, 12128, 15160, 20749, 24256, 30320, 41498, 60640, 82996, 103745, 121280, 165992, 207490, 331984, 414980, 663968, 829960, 1327936, 1659920, 3319840, 6639680, 7863871, 15727742, 31455484, 39319355, 62910968, 78638710, 125821936, 157277420, 251643872, 314554840, 503287744, 629109680, 1258219360, 2516438720]

約数ペア:

[(1, 2516438720), (2, 1258219360), (4, 629109680), (5, 503287744), (8, 314554840), (10, 251643872), (16, 157277420), (20, 125821936), (32, 78638710), (40, 62910968), (64, 39319355), (80, 31455484), (160, 15727742), (320, 7863871), (379, 6639680), (758, 3319840), (1516, 1659920), (1895, 1327936), (3032, 829960), (3790, 663968), (6064, 414980), (7580, 331984), (12128, 207490), (15160, 165992), (20749, 121280), (24256, 103745), (30320, 82996), (41498, 60640)]