18412400

素因数分解:

$2^4\times 5^2\times {\mathrm{191}}^1\times {\mathrm{241}}^1$

素因数の和:450

約数の個数: 60

約数和(自身を含む): 44651904

約数和(自身を除く): 26239504

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 191, 200, 241, 382, 400, 482, 764, 955, 964, 1205, 1528, 1910, 1928, 2410, 3056, 3820, 3856, 4775, 4820, 6025, 7640, 9550, 9640, 12050, 15280, 19100, 19280, 24100, 38200, 46031, 48200, 76400, 92062, 96400, 184124, 230155, 368248, 460310, 736496, 920620, 1150775, 1841240, 2301550, 3682480, 4603100, 9206200, 18412400]

約数ペア:

[(1, 18412400), (2, 9206200), (4, 4603100), (5, 3682480), (8, 2301550), (10, 1841240), (16, 1150775), (20, 920620), (25, 736496), (40, 460310), (50, 368248), (80, 230155), (100, 184124), (191, 96400), (200, 92062), (241, 76400), (382, 48200), (400, 46031), (482, 38200), (764, 24100), (955, 19280), (964, 19100), (1205, 15280), (1528, 12050), (1910, 9640), (1928, 9550), (2410, 7640), (3056, 6025), (3820, 4820), (3856, 4775)]