848793640

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^2\times {\mathrm{71}}^1\times {\mathrm{311}}^1$

素因数の和:455

約数の個数: 96

約数和(自身を含む): 2007607680

約数和(自身を除く): 1158814040

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 71, 124, 142, 155, 248, 284, 310, 311, 355, 568, 620, 622, 710, 961, 1240, 1244, 1420, 1555, 1922, 2201, 2488, 2840, 3110, 3844, 4402, 4805, 6220, 7688, 8804, 9610, 9641, 11005, 12440, 17608, 19220, 19282, 22010, 22081, 38440, 38564, 44020, 44162, 48205, 68231, 77128, 88040, 88324, 96410, 110405, 136462, 176648, 192820, 220810, 272924, 298871, 341155, 385640, 441620, 545848, 597742, 682310, 684511, 883240, 1195484, 1364620, 1369022, 1494355, 2390968, 2729240, 2738044, 2988710, 3422555, 5476088, 5977420, 6845110, 11954840, 13690220, 21219841, 27380440, 42439682, 84879364, 106099205, 169758728, 212198410, 424396820, 848793640]

約数ペア:

[(1, 848793640), (2, 424396820), (4, 212198410), (5, 169758728), (8, 106099205), (10, 84879364), (20, 42439682), (31, 27380440), (40, 21219841), (62, 13690220), (71, 11954840), (124, 6845110), (142, 5977420), (155, 5476088), (248, 3422555), (284, 2988710), (310, 2738044), (311, 2729240), (355, 2390968), (568, 1494355), (620, 1369022), (622, 1364620), (710, 1195484), (961, 883240), (1240, 684511), (1244, 682310), (1420, 597742), (1555, 545848), (1922, 441620), (2201, 385640), (2488, 341155), (2840, 298871), (3110, 272924), (3844, 220810), (4402, 192820), (4805, 176648), (6220, 136462), (7688, 110405), (8804, 96410), (9610, 88324), (9641, 88040), (11005, 77128), (12440, 68231), (17608, 48205), (19220, 44162), (19282, 44020), (22010, 38564), (22081, 38440)]