20512686870

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{604559}}^1$

素因数の和:604614

約数の個数: 96

約数和(自身を含む): 59416156800

約数和(自身を除く): 38903469930

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 29, 30, 39, 45, 58, 65, 78, 87, 90, 117, 130, 145, 174, 195, 234, 261, 290, 377, 390, 435, 522, 585, 754, 870, 1131, 1170, 1305, 1885, 2262, 2610, 3393, 3770, 5655, 6786, 11310, 16965, 33930, 604559, 1209118, 1813677, 3022795, 3627354, 5441031, 6045590, 7859267, 9068385, 10882062, 15718534, 17532211, 18136770, 23577801, 27205155, 35064422, 39296335, 47155602, 52596633, 54410310, 70733403, 78592670, 87661055, 105193266, 117889005, 141466806, 157789899, 175322110, 227918743, 235778010, 262983165, 315579798, 353667015, 455837486, 525966330, 683756229, 707334030, 788949495, 1139593715, 1367512458, 1577898990, 2051268687, 2279187430, 3418781145, 4102537374, 6837562290, 10256343435, 20512686870]

約数ペア:

[(1, 20512686870), (2, 10256343435), (3, 6837562290), (5, 4102537374), (6, 3418781145), (9, 2279187430), (10, 2051268687), (13, 1577898990), (15, 1367512458), (18, 1139593715), (26, 788949495), (29, 707334030), (30, 683756229), (39, 525966330), (45, 455837486), (58, 353667015), (65, 315579798), (78, 262983165), (87, 235778010), (90, 227918743), (117, 175322110), (130, 157789899), (145, 141466806), (174, 117889005), (195, 105193266), (234, 87661055), (261, 78592670), (290, 70733403), (377, 54410310), (390, 52596633), (435, 47155602), (522, 39296335), (585, 35064422), (754, 27205155), (870, 23577801), (1131, 18136770), (1170, 17532211), (1305, 15718534), (1885, 10882062), (2262, 9068385), (2610, 7859267), (3393, 6045590), (3770, 5441031), (5655, 3627354), (6786, 3022795), (11310, 1813677), (16965, 1209118), (33930, 604559)]