28833640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{3449}}^1$

素因数の和:3490

約数の個数: 64

約数和(自身を含む): 74520000

約数和(自身を除く): 45686360

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 44, 55, 76, 88, 95, 110, 152, 190, 209, 220, 380, 418, 440, 760, 836, 1045, 1672, 2090, 3449, 4180, 6898, 8360, 13796, 17245, 27592, 34490, 37939, 65531, 68980, 75878, 131062, 137960, 151756, 189695, 262124, 303512, 327655, 379390, 524248, 655310, 720841, 758780, 1310620, 1441682, 1517560, 2621240, 2883364, 3604205, 5766728, 7208410, 14416820, 28833640]

約数ペア:

[(1, 28833640), (2, 14416820), (4, 7208410), (5, 5766728), (8, 3604205), (10, 2883364), (11, 2621240), (19, 1517560), (20, 1441682), (22, 1310620), (38, 758780), (40, 720841), (44, 655310), (55, 524248), (76, 379390), (88, 327655), (95, 303512), (110, 262124), (152, 189695), (190, 151756), (209, 137960), (220, 131062), (380, 75878), (418, 68980), (440, 65531), (760, 37939), (836, 34490), (1045, 27592), (1672, 17245), (2090, 13796), (3449, 8360), (4180, 6898)]