2012251240

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{155747}}^1$

素因数の和:155794

約数の個数: 64

約数和(自身を含む): 5046235200

約数和(自身を除く): 3033983960

約数列:

[1, 2, 4, 5, 8, 10, 17, 19, 20, 34, 38, 40, 68, 76, 85, 95, 136, 152, 170, 190, 323, 340, 380, 646, 680, 760, 1292, 1615, 2584, 3230, 6460, 12920, 155747, 311494, 622988, 778735, 1245976, 1557470, 2647699, 2959193, 3114940, 5295398, 5918386, 6229880, 10590796, 11836772, 13238495, 14795965, 21181592, 23673544, 26476990, 29591930, 50306281, 52953980, 59183860, 100612562, 105907960, 118367720, 201225124, 251531405, 402450248, 503062810, 1006125620, 2012251240]

約数ペア:

[(1, 2012251240), (2, 1006125620), (4, 503062810), (5, 402450248), (8, 251531405), (10, 201225124), (17, 118367720), (19, 105907960), (20, 100612562), (34, 59183860), (38, 52953980), (40, 50306281), (68, 29591930), (76, 26476990), (85, 23673544), (95, 21181592), (136, 14795965), (152, 13238495), (170, 11836772), (190, 10590796), (323, 6229880), (340, 5918386), (380, 5295398), (646, 3114940), (680, 2959193), (760, 2647699), (1292, 1557470), (1615, 1245976), (2584, 778735), (3230, 622988), (6460, 311494), (12920, 155747)]