7834120

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{571}}^1$

素因数の和:603

約数の個数: 64

約数和(自身を含む): 20592000

約数和(自身を除く): 12757880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 343, 392, 490, 571, 686, 980, 1142, 1372, 1715, 1960, 2284, 2744, 2855, 3430, 3997, 4568, 5710, 6860, 7994, 11420, 13720, 15988, 19985, 22840, 27979, 31976, 39970, 55958, 79940, 111916, 139895, 159880, 195853, 223832, 279790, 391706, 559580, 783412, 979265, 1119160, 1566824, 1958530, 3917060, 7834120]

約数ペア:

[(1, 7834120), (2, 3917060), (4, 1958530), (5, 1566824), (7, 1119160), (8, 979265), (10, 783412), (14, 559580), (20, 391706), (28, 279790), (35, 223832), (40, 195853), (49, 159880), (56, 139895), (70, 111916), (98, 79940), (140, 55958), (196, 39970), (245, 31976), (280, 27979), (343, 22840), (392, 19985), (490, 15988), (571, 13720), (686, 11420), (980, 7994), (1142, 6860), (1372, 5710), (1715, 4568), (1960, 3997), (2284, 3430), (2744, 2855)]