4071990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{197}}^1$

素因数の和:273

約数の個数: 64

約数和(自身を含む): 10777536

約数和(自身を除く): 6705546

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 53, 65, 78, 106, 130, 159, 195, 197, 265, 318, 390, 394, 530, 591, 689, 795, 985, 1182, 1378, 1590, 1970, 2067, 2561, 2955, 3445, 4134, 5122, 5910, 6890, 7683, 10335, 10441, 12805, 15366, 20670, 20882, 25610, 31323, 38415, 52205, 62646, 76830, 104410, 135733, 156615, 271466, 313230, 407199, 678665, 814398, 1357330, 2035995, 4071990]

約数ペア:

[(1, 4071990), (2, 2035995), (3, 1357330), (5, 814398), (6, 678665), (10, 407199), (13, 313230), (15, 271466), (26, 156615), (30, 135733), (39, 104410), (53, 76830), (65, 62646), (78, 52205), (106, 38415), (130, 31323), (159, 25610), (195, 20882), (197, 20670), (265, 15366), (318, 12805), (390, 10441), (394, 10335), (530, 7683), (591, 6890), (689, 5910), (795, 5122), (985, 4134), (1182, 3445), (1378, 2955), (1590, 2561), (1970, 2067)]