1225528040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{739}}^1\times {\mathrm{3769}}^1$

素因数の和:4530

約数の個数: 64

約数和(自身を含む): 3012984000

約数和(自身を除く): 1787455960

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 739, 1478, 2956, 3695, 3769, 5912, 7390, 7538, 8129, 14780, 15076, 16258, 18845, 29560, 30152, 32516, 37690, 40645, 41459, 65032, 75380, 81290, 82918, 150760, 162580, 165836, 207295, 325160, 331672, 414590, 829180, 1658360, 2785291, 5570582, 11141164, 13926455, 22282328, 27852910, 30638201, 55705820, 61276402, 111411640, 122552804, 153191005, 245105608, 306382010, 612764020, 1225528040]

約数ペア:

[(1, 1225528040), (2, 612764020), (4, 306382010), (5, 245105608), (8, 153191005), (10, 122552804), (11, 111411640), (20, 61276402), (22, 55705820), (40, 30638201), (44, 27852910), (55, 22282328), (88, 13926455), (110, 11141164), (220, 5570582), (440, 2785291), (739, 1658360), (1478, 829180), (2956, 414590), (3695, 331672), (3769, 325160), (5912, 207295), (7390, 165836), (7538, 162580), (8129, 150760), (14780, 82918), (15076, 81290), (16258, 75380), (18845, 65032), (29560, 41459), (30152, 40645), (32516, 37690)]