2019910380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{782911}}^1$

素因数の和:782966

約数の個数: 48

約数和(自身を含む): 5787285504

約数和(自身を除く): 3767375124

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 258, 430, 516, 645, 860, 1290, 2580, 782911, 1565822, 2348733, 3131644, 3914555, 4697466, 7829110, 9394932, 11743665, 15658220, 23487330, 33665173, 46974660, 67330346, 100995519, 134660692, 168325865, 201991038, 336651730, 403982076, 504977595, 673303460, 1009955190, 2019910380]

約数ペア:

[(1, 2019910380), (2, 1009955190), (3, 673303460), (4, 504977595), (5, 403982076), (6, 336651730), (10, 201991038), (12, 168325865), (15, 134660692), (20, 100995519), (30, 67330346), (43, 46974660), (60, 33665173), (86, 23487330), (129, 15658220), (172, 11743665), (215, 9394932), (258, 7829110), (430, 4697466), (516, 3914555), (645, 3131644), (860, 2348733), (1290, 1565822), (2580, 782911)]