4490320

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^2\times {\mathrm{41}}^1$

素因数の和:128

約数の個数: 60

約数和(自身を含む): 10991484

約数和(自身を除く): 6501164

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 41, 74, 80, 82, 148, 164, 185, 205, 296, 328, 370, 410, 592, 656, 740, 820, 1369, 1480, 1517, 1640, 2738, 2960, 3034, 3280, 5476, 6068, 6845, 7585, 10952, 12136, 13690, 15170, 21904, 24272, 27380, 30340, 54760, 56129, 60680, 109520, 112258, 121360, 224516, 280645, 449032, 561290, 898064, 1122580, 2245160, 4490320]

約数ペア:

[(1, 4490320), (2, 2245160), (4, 1122580), (5, 898064), (8, 561290), (10, 449032), (16, 280645), (20, 224516), (37, 121360), (40, 112258), (41, 109520), (74, 60680), (80, 56129), (82, 54760), (148, 30340), (164, 27380), (185, 24272), (205, 21904), (296, 15170), (328, 13690), (370, 12136), (410, 10952), (592, 7585), (656, 6845), (740, 6068), (820, 5476), (1369, 3280), (1480, 3034), (1517, 2960), (1640, 2738)]