412810880

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{20807}}^1$

素因数の和:20857

約数の個数: 64

約数和(自身を含む): 1018759680

約数和(自身を除く): 605948800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 320, 496, 620, 640, 992, 1240, 1984, 2480, 3968, 4960, 9920, 19840, 20807, 41614, 83228, 104035, 166456, 208070, 332912, 416140, 645017, 665824, 832280, 1290034, 1331648, 1664560, 2580068, 2663296, 3225085, 3329120, 5160136, 6450170, 6658240, 10320272, 12900340, 13316480, 20640544, 25800680, 41281088, 51601360, 82562176, 103202720, 206405440, 412810880]

約数ペア:

[(1, 412810880), (2, 206405440), (4, 103202720), (5, 82562176), (8, 51601360), (10, 41281088), (16, 25800680), (20, 20640544), (31, 13316480), (32, 12900340), (40, 10320272), (62, 6658240), (64, 6450170), (80, 5160136), (124, 3329120), (128, 3225085), (155, 2663296), (160, 2580068), (248, 1664560), (310, 1331648), (320, 1290034), (496, 832280), (620, 665824), (640, 645017), (992, 416140), (1240, 332912), (1984, 208070), (2480, 166456), (3968, 104035), (4960, 83228), (9920, 41614), (19840, 20807)]