1949471480

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{39209}}^1$

素因数の和:39344

約数の個数: 64

約数和(自身を含む): 4827535200

約数和(自身を除く): 2878063720

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 113, 220, 226, 440, 452, 565, 904, 1130, 1243, 2260, 2486, 4520, 4972, 6215, 9944, 12430, 24860, 39209, 49720, 78418, 156836, 196045, 313672, 392090, 431299, 784180, 862598, 1568360, 1725196, 2156495, 3450392, 4312990, 4430617, 8625980, 8861234, 17251960, 17722468, 22153085, 35444936, 44306170, 48736787, 88612340, 97473574, 177224680, 194947148, 243683935, 389894296, 487367870, 974735740, 1949471480]

約数ペア:

[(1, 1949471480), (2, 974735740), (4, 487367870), (5, 389894296), (8, 243683935), (10, 194947148), (11, 177224680), (20, 97473574), (22, 88612340), (40, 48736787), (44, 44306170), (55, 35444936), (88, 22153085), (110, 17722468), (113, 17251960), (220, 8861234), (226, 8625980), (440, 4430617), (452, 4312990), (565, 3450392), (904, 2156495), (1130, 1725196), (1243, 1568360), (2260, 862598), (2486, 784180), (4520, 431299), (4972, 392090), (6215, 313672), (9944, 196045), (12430, 156836), (24860, 78418), (39209, 49720)]