1767880180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{199}}^1\times {\mathrm{3671}}^1$

素因数の和:3901

約数の個数: 72

約数和(自身を含む): 4102358400

約数和(自身を除く): 2334478220

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 199, 220, 242, 398, 484, 605, 796, 995, 1210, 1990, 2189, 2420, 3671, 3980, 4378, 7342, 8756, 10945, 14684, 18355, 21890, 24079, 36710, 40381, 43780, 48158, 73420, 80762, 96316, 120395, 161524, 201905, 240790, 403810, 444191, 481580, 730529, 807620, 888382, 1461058, 1776764, 2220955, 2922116, 3652645, 4441910, 7305290, 8035819, 8883820, 14610580, 16071638, 32143276, 40179095, 80358190, 88394009, 160716380, 176788018, 353576036, 441970045, 883940090, 1767880180]

約数ペア:

[(1, 1767880180), (2, 883940090), (4, 441970045), (5, 353576036), (10, 176788018), (11, 160716380), (20, 88394009), (22, 80358190), (44, 40179095), (55, 32143276), (110, 16071638), (121, 14610580), (199, 8883820), (220, 8035819), (242, 7305290), (398, 4441910), (484, 3652645), (605, 2922116), (796, 2220955), (995, 1776764), (1210, 1461058), (1990, 888382), (2189, 807620), (2420, 730529), (3671, 481580), (3980, 444191), (4378, 403810), (7342, 240790), (8756, 201905), (10945, 161524), (14684, 120395), (18355, 96316), (21890, 80762), (24079, 73420), (36710, 48158), (40381, 43780)]