8215980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{7207}}^1$

素因数の和:7238

約数の個数: 48

約数和(自身を含む): 24218880

約数和(自身を除く): 16002900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 7207, 14414, 21621, 28828, 36035, 43242, 72070, 86484, 108105, 136933, 144140, 216210, 273866, 410799, 432420, 547732, 684665, 821598, 1369330, 1643196, 2053995, 2738660, 4107990, 8215980]

約数ペア:

[(1, 8215980), (2, 4107990), (3, 2738660), (4, 2053995), (5, 1643196), (6, 1369330), (10, 821598), (12, 684665), (15, 547732), (19, 432420), (20, 410799), (30, 273866), (38, 216210), (57, 144140), (60, 136933), (76, 108105), (95, 86484), (114, 72070), (190, 43242), (228, 36035), (285, 28828), (380, 21621), (570, 14414), (1140, 7207)]