29242840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{1621}}^1$

素因数の和:1684

約数の個数: 64

約数和(自身を含む): 73573920

約数和(自身を除く): 44331080

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 41, 44, 55, 82, 88, 110, 164, 205, 220, 328, 410, 440, 451, 820, 902, 1621, 1640, 1804, 2255, 3242, 3608, 4510, 6484, 8105, 9020, 12968, 16210, 17831, 18040, 32420, 35662, 64840, 66461, 71324, 89155, 132922, 142648, 178310, 265844, 332305, 356620, 531688, 664610, 713240, 731071, 1329220, 1462142, 2658440, 2924284, 3655355, 5848568, 7310710, 14621420, 29242840]

約数ペア:

[(1, 29242840), (2, 14621420), (4, 7310710), (5, 5848568), (8, 3655355), (10, 2924284), (11, 2658440), (20, 1462142), (22, 1329220), (40, 731071), (41, 713240), (44, 664610), (55, 531688), (82, 356620), (88, 332305), (110, 265844), (164, 178310), (205, 142648), (220, 132922), (328, 89155), (410, 71324), (440, 66461), (451, 64840), (820, 35662), (902, 32420), (1621, 18040), (1640, 17831), (1804, 16210), (2255, 12968), (3242, 9020), (3608, 8105), (4510, 6484)]