20108460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{569}}^1$

素因数の和:631

約数の個数: 96

約数和(自身を含む): 61286400

約数和(自身を除く): 41177940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 31, 38, 57, 60, 62, 76, 93, 95, 114, 124, 155, 186, 190, 228, 285, 310, 372, 380, 465, 569, 570, 589, 620, 930, 1138, 1140, 1178, 1707, 1767, 1860, 2276, 2356, 2845, 2945, 3414, 3534, 5690, 5890, 6828, 7068, 8535, 8835, 10811, 11380, 11780, 17070, 17639, 17670, 21622, 32433, 34140, 35278, 35340, 43244, 52917, 54055, 64866, 70556, 88195, 105834, 108110, 129732, 162165, 176390, 211668, 216220, 264585, 324330, 335141, 352780, 529170, 648660, 670282, 1005423, 1058340, 1340564, 1675705, 2010846, 3351410, 4021692, 5027115, 6702820, 10054230, 20108460]

約数ペア:

[(1, 20108460), (2, 10054230), (3, 6702820), (4, 5027115), (5, 4021692), (6, 3351410), (10, 2010846), (12, 1675705), (15, 1340564), (19, 1058340), (20, 1005423), (30, 670282), (31, 648660), (38, 529170), (57, 352780), (60, 335141), (62, 324330), (76, 264585), (93, 216220), (95, 211668), (114, 176390), (124, 162165), (155, 129732), (186, 108110), (190, 105834), (228, 88195), (285, 70556), (310, 64866), (372, 54055), (380, 52917), (465, 43244), (569, 35340), (570, 35278), (589, 34140), (620, 32433), (930, 21622), (1138, 17670), (1140, 17639), (1178, 17070), (1707, 11780), (1767, 11380), (1860, 10811), (2276, 8835), (2356, 8535), (2845, 7068), (2945, 6828), (3414, 5890), (3534, 5690)]