20739330

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{233}}^1$

素因数の和:312

約数の個数: 96

約数和(自身を含む): 57822336

約数和(自身を除く): 37083006

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 30, 43, 45, 46, 69, 86, 90, 115, 129, 138, 207, 215, 230, 233, 258, 345, 387, 414, 430, 466, 645, 690, 699, 774, 989, 1035, 1165, 1290, 1398, 1935, 1978, 2070, 2097, 2330, 2967, 3495, 3870, 4194, 4945, 5359, 5934, 6990, 8901, 9890, 10019, 10485, 10718, 14835, 16077, 17802, 20038, 20970, 26795, 29670, 30057, 32154, 44505, 48231, 50095, 53590, 60114, 80385, 89010, 90171, 96462, 100190, 150285, 160770, 180342, 230437, 241155, 300570, 450855, 460874, 482310, 691311, 901710, 1152185, 1382622, 2073933, 2304370, 3456555, 4147866, 6913110, 10369665, 20739330]

約数ペア:

[(1, 20739330), (2, 10369665), (3, 6913110), (5, 4147866), (6, 3456555), (9, 2304370), (10, 2073933), (15, 1382622), (18, 1152185), (23, 901710), (30, 691311), (43, 482310), (45, 460874), (46, 450855), (69, 300570), (86, 241155), (90, 230437), (115, 180342), (129, 160770), (138, 150285), (207, 100190), (215, 96462), (230, 90171), (233, 89010), (258, 80385), (345, 60114), (387, 53590), (414, 50095), (430, 48231), (466, 44505), (645, 32154), (690, 30057), (699, 29670), (774, 26795), (989, 20970), (1035, 20038), (1165, 17802), (1290, 16077), (1398, 14835), (1935, 10718), (1978, 10485), (2070, 10019), (2097, 9890), (2330, 8901), (2967, 6990), (3495, 5934), (3870, 5359), (4194, 4945)]