2080964020

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{87509}}^1$

素因数の和:87588

約数の個数: 48

約数和(自身を含む): 4631029200

約数和(自身を除く): 2550065180

約数列:

[1, 2, 4, 5, 10, 20, 29, 41, 58, 82, 116, 145, 164, 205, 290, 410, 580, 820, 1189, 2378, 4756, 5945, 11890, 23780, 87509, 175018, 350036, 437545, 875090, 1750180, 2537761, 3587869, 5075522, 7175738, 10151044, 12688805, 14351476, 17939345, 25377610, 35878690, 50755220, 71757380, 104048201, 208096402, 416192804, 520241005, 1040482010, 2080964020]

約数ペア:

[(1, 2080964020), (2, 1040482010), (4, 520241005), (5, 416192804), (10, 208096402), (20, 104048201), (29, 71757380), (41, 50755220), (58, 35878690), (82, 25377610), (116, 17939345), (145, 14351476), (164, 12688805), (205, 10151044), (290, 7175738), (410, 5075522), (580, 3587869), (820, 2537761), (1189, 1750180), (2378, 875090), (4756, 437545), (5945, 350036), (11890, 175018), (23780, 87509)]