409408040

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{113}}^1\times {\mathrm{1709}}^1$

素因数の和:1886

約数の個数: 64

約数和(自身を含む): 947408400

約数和(自身を除く): 538000360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 113, 212, 226, 265, 424, 452, 530, 565, 904, 1060, 1130, 1709, 2120, 2260, 3418, 4520, 5989, 6836, 8545, 11978, 13672, 17090, 23956, 29945, 34180, 47912, 59890, 68360, 90577, 119780, 181154, 193117, 239560, 362308, 386234, 452885, 724616, 772468, 905770, 965585, 1544936, 1811540, 1931170, 3623080, 3862340, 7724680, 10235201, 20470402, 40940804, 51176005, 81881608, 102352010, 204704020, 409408040]

約数ペア:

[(1, 409408040), (2, 204704020), (4, 102352010), (5, 81881608), (8, 51176005), (10, 40940804), (20, 20470402), (40, 10235201), (53, 7724680), (106, 3862340), (113, 3623080), (212, 1931170), (226, 1811540), (265, 1544936), (424, 965585), (452, 905770), (530, 772468), (565, 724616), (904, 452885), (1060, 386234), (1130, 362308), (1709, 239560), (2120, 193117), (2260, 181154), (3418, 119780), (4520, 90577), (5989, 68360), (6836, 59890), (8545, 47912), (11978, 34180), (13672, 29945), (17090, 23956)]