2018709940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{51419}}^1$

素因数の和:51592

約数の個数: 48

約数和(自身を含む): 4595713920

約数和(自身を除く): 2577003980

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 151, 260, 302, 604, 755, 1510, 1963, 3020, 3926, 7852, 9815, 19630, 39260, 51419, 102838, 205676, 257095, 514190, 668447, 1028380, 1336894, 2673788, 3342235, 6684470, 7764269, 13368940, 15528538, 31057076, 38821345, 77642690, 100935497, 155285380, 201870994, 403741988, 504677485, 1009354970, 2018709940]

約数ペア:

[(1, 2018709940), (2, 1009354970), (4, 504677485), (5, 403741988), (10, 201870994), (13, 155285380), (20, 100935497), (26, 77642690), (52, 38821345), (65, 31057076), (130, 15528538), (151, 13368940), (260, 7764269), (302, 6684470), (604, 3342235), (755, 2673788), (1510, 1336894), (1963, 1028380), (3020, 668447), (3926, 514190), (7852, 257095), (9815, 205676), (19630, 102838), (39260, 51419)]