449287960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{32939}}^1$

素因数の和:32992

約数の個数: 64

約数和(自身を含む): 1138406400

約数和(自身を除く): 689118440

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 31, 40, 44, 55, 62, 88, 110, 124, 155, 220, 248, 310, 341, 440, 620, 682, 1240, 1364, 1705, 2728, 3410, 6820, 13640, 32939, 65878, 131756, 164695, 263512, 329390, 362329, 658780, 724658, 1021109, 1317560, 1449316, 1811645, 2042218, 2898632, 3623290, 4084436, 5105545, 7246580, 8168872, 10211090, 11232199, 14493160, 20422180, 22464398, 40844360, 44928796, 56160995, 89857592, 112321990, 224643980, 449287960]

約数ペア:

[(1, 449287960), (2, 224643980), (4, 112321990), (5, 89857592), (8, 56160995), (10, 44928796), (11, 40844360), (20, 22464398), (22, 20422180), (31, 14493160), (40, 11232199), (44, 10211090), (55, 8168872), (62, 7246580), (88, 5105545), (110, 4084436), (124, 3623290), (155, 2898632), (220, 2042218), (248, 1811645), (310, 1449316), (341, 1317560), (440, 1021109), (620, 724658), (682, 658780), (1240, 362329), (1364, 329390), (1705, 263512), (2728, 164695), (3410, 131756), (6820, 65878), (13640, 32939)]