18795964040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{6299}}^1\times {\mathrm{10657}}^1$

素因数の和:16974

約数の個数: 64

約数和(自身を含む): 48344688000

約数和(自身を除く): 29548723960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 6299, 10657, 12598, 21314, 25196, 31495, 42628, 44093, 50392, 53285, 62990, 74599, 85256, 88186, 106570, 125980, 149198, 176372, 213140, 220465, 251960, 298396, 352744, 372995, 426280, 440930, 596792, 745990, 881860, 1491980, 1763720, 2983960, 67128443, 134256886, 268513772, 335642215, 469899101, 537027544, 671284430, 939798202, 1342568860, 1879596404, 2349495505, 2685137720, 3759192808, 4698991010, 9397982020, 18795964040]

約数ペア:

[(1, 18795964040), (2, 9397982020), (4, 4698991010), (5, 3759192808), (7, 2685137720), (8, 2349495505), (10, 1879596404), (14, 1342568860), (20, 939798202), (28, 671284430), (35, 537027544), (40, 469899101), (56, 335642215), (70, 268513772), (140, 134256886), (280, 67128443), (6299, 2983960), (10657, 1763720), (12598, 1491980), (21314, 881860), (25196, 745990), (31495, 596792), (42628, 440930), (44093, 426280), (50392, 372995), (53285, 352744), (62990, 298396), (74599, 251960), (85256, 220465), (88186, 213140), (106570, 176372), (125980, 149198)]