440947720

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{15461}}^1$

素因数の和:15526

約数の個数: 64

約数和(自身を含む): 1068733440

約数和(自身を除く): 627785720

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 31, 40, 46, 62, 92, 115, 124, 155, 184, 230, 248, 310, 460, 620, 713, 920, 1240, 1426, 2852, 3565, 5704, 7130, 14260, 15461, 28520, 30922, 61844, 77305, 123688, 154610, 309220, 355603, 479291, 618440, 711206, 958582, 1422412, 1778015, 1917164, 2396455, 2844824, 3556030, 3834328, 4792910, 7112060, 9585820, 11023693, 14224120, 19171640, 22047386, 44094772, 55118465, 88189544, 110236930, 220473860, 440947720]

約数ペア:

[(1, 440947720), (2, 220473860), (4, 110236930), (5, 88189544), (8, 55118465), (10, 44094772), (20, 22047386), (23, 19171640), (31, 14224120), (40, 11023693), (46, 9585820), (62, 7112060), (92, 4792910), (115, 3834328), (124, 3556030), (155, 2844824), (184, 2396455), (230, 1917164), (248, 1778015), (310, 1422412), (460, 958582), (620, 711206), (713, 618440), (920, 479291), (1240, 355603), (1426, 309220), (2852, 154610), (3565, 123688), (5704, 77305), (7130, 61844), (14260, 30922), (15461, 28520)]