20147486410

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{179}}^1\times {\mathrm{229}}^1\times {\mathrm{2137}}^1$

素因数の和:2575

約数の個数: 64

約数和(自身を含む): 38237702400

約数和(自身を除く): 18090215990

約数列:

[1, 2, 5, 10, 23, 46, 115, 179, 229, 230, 358, 458, 895, 1145, 1790, 2137, 2290, 4117, 4274, 5267, 8234, 10534, 10685, 20585, 21370, 26335, 40991, 41170, 49151, 52670, 81982, 98302, 204955, 245755, 382523, 409910, 489373, 491510, 765046, 942793, 978746, 1885586, 1912615, 2446865, 3825230, 4713965, 4893730, 8798029, 9427930, 11255579, 17596058, 22511158, 43990145, 56277895, 87597767, 87980290, 112555790, 175195534, 437988835, 875977670, 2014748641, 4029497282, 10073743205, 20147486410]

約数ペア:

[(1, 20147486410), (2, 10073743205), (5, 4029497282), (10, 2014748641), (23, 875977670), (46, 437988835), (115, 175195534), (179, 112555790), (229, 87980290), (230, 87597767), (358, 56277895), (458, 43990145), (895, 22511158), (1145, 17596058), (1790, 11255579), (2137, 9427930), (2290, 8798029), (4117, 4893730), (4274, 4713965), (5267, 3825230), (8234, 2446865), (10534, 1912615), (10685, 1885586), (20585, 978746), (21370, 942793), (26335, 765046), (40991, 491510), (41170, 489373), (49151, 409910), (52670, 382523), (81982, 245755), (98302, 204955)]