12347780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1579}}^1$

素因数の和:1628

約数の個数: 48

約数和(自身を含む): 28667520

約数和(自身を除く): 16319740

約数列:

[1, 2, 4, 5, 10, 17, 20, 23, 34, 46, 68, 85, 92, 115, 170, 230, 340, 391, 460, 782, 1564, 1579, 1955, 3158, 3910, 6316, 7820, 7895, 15790, 26843, 31580, 36317, 53686, 72634, 107372, 134215, 145268, 181585, 268430, 363170, 536860, 617389, 726340, 1234778, 2469556, 3086945, 6173890, 12347780]

約数ペア:

[(1, 12347780), (2, 6173890), (4, 3086945), (5, 2469556), (10, 1234778), (17, 726340), (20, 617389), (23, 536860), (34, 363170), (46, 268430), (68, 181585), (85, 145268), (92, 134215), (115, 107372), (170, 72634), (230, 53686), (340, 36317), (391, 31580), (460, 26843), (782, 15790), (1564, 7895), (1579, 7820), (1955, 6316), (3158, 3910)]