2019468940

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{163}}^1\times {\mathrm{521}}^1$

素因数の和:763

約数の個数: 96

約数和(自身を含む): 4530375360

約数和(自身を除く): 2510906420

約数列:

[1, 2, 4, 5, 10, 20, 29, 41, 58, 82, 116, 145, 163, 164, 205, 290, 326, 410, 521, 580, 652, 815, 820, 1042, 1189, 1630, 2084, 2378, 2605, 3260, 4727, 4756, 5210, 5945, 6683, 9454, 10420, 11890, 13366, 15109, 18908, 21361, 23635, 23780, 26732, 30218, 33415, 42722, 47270, 60436, 66830, 75545, 84923, 85444, 94540, 106805, 133660, 151090, 169846, 193807, 213610, 302180, 339692, 387614, 424615, 427220, 619469, 775228, 849230, 969035, 1238938, 1698460, 1938070, 2462767, 2477876, 3097345, 3481843, 3876140, 4925534, 6194690, 6963686, 9851068, 12313835, 12389380, 13927372, 17409215, 24627670, 34818430, 49255340, 69636860, 100973447, 201946894, 403893788, 504867235, 1009734470, 2019468940]

約数ペア:

[(1, 2019468940), (2, 1009734470), (4, 504867235), (5, 403893788), (10, 201946894), (20, 100973447), (29, 69636860), (41, 49255340), (58, 34818430), (82, 24627670), (116, 17409215), (145, 13927372), (163, 12389380), (164, 12313835), (205, 9851068), (290, 6963686), (326, 6194690), (410, 4925534), (521, 3876140), (580, 3481843), (652, 3097345), (815, 2477876), (820, 2462767), (1042, 1938070), (1189, 1698460), (1630, 1238938), (2084, 969035), (2378, 849230), (2605, 775228), (3260, 619469), (4727, 427220), (4756, 424615), (5210, 387614), (5945, 339692), (6683, 302180), (9454, 213610), (10420, 193807), (11890, 169846), (13366, 151090), (15109, 133660), (18908, 106805), (21361, 94540), (23635, 85444), (23780, 84923), (26732, 75545), (30218, 66830), (33415, 60436), (42722, 47270)]