2013121160

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{727}}^1\times {\mathrm{1871}}^1$

素因数の和:2646

約数の個数: 64

約数和(自身を含む): 4660830720

約数和(自身を除く): 2647709560

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 727, 740, 1454, 1480, 1871, 2908, 3635, 3742, 5816, 7270, 7484, 9355, 14540, 14968, 18710, 26899, 29080, 37420, 53798, 69227, 74840, 107596, 134495, 138454, 215192, 268990, 276908, 346135, 537980, 553816, 692270, 1075960, 1360217, 1384540, 2720434, 2769080, 5440868, 6801085, 10881736, 13602170, 27204340, 50328029, 54408680, 100656058, 201312116, 251640145, 402624232, 503280290, 1006560580, 2013121160]

約数ペア:

[(1, 2013121160), (2, 1006560580), (4, 503280290), (5, 402624232), (8, 251640145), (10, 201312116), (20, 100656058), (37, 54408680), (40, 50328029), (74, 27204340), (148, 13602170), (185, 10881736), (296, 6801085), (370, 5440868), (727, 2769080), (740, 2720434), (1454, 1384540), (1480, 1360217), (1871, 1075960), (2908, 692270), (3635, 553816), (3742, 537980), (5816, 346135), (7270, 276908), (7484, 268990), (9355, 215192), (14540, 138454), (14968, 134495), (18710, 107596), (26899, 74840), (29080, 69227), (37420, 53798)]