20182750

素因数分解:

$2^1\times 5^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{607}}^1$

素因数の和:650

約数の個数: 64

約数和(自身を含む): 45527040

約数和(自身を除く): 25344290

約数列:

[1, 2, 5, 7, 10, 14, 19, 25, 35, 38, 50, 70, 95, 125, 133, 175, 190, 250, 266, 350, 475, 607, 665, 875, 950, 1214, 1330, 1750, 2375, 3035, 3325, 4249, 4750, 6070, 6650, 8498, 11533, 15175, 16625, 21245, 23066, 30350, 33250, 42490, 57665, 75875, 80731, 106225, 115330, 151750, 161462, 212450, 288325, 403655, 531125, 576650, 807310, 1062250, 1441625, 2018275, 2883250, 4036550, 10091375, 20182750]

約数ペア:

[(1, 20182750), (2, 10091375), (5, 4036550), (7, 2883250), (10, 2018275), (14, 1441625), (19, 1062250), (25, 807310), (35, 576650), (38, 531125), (50, 403655), (70, 288325), (95, 212450), (125, 161462), (133, 151750), (175, 115330), (190, 106225), (250, 80731), (266, 75875), (350, 57665), (475, 42490), (607, 33250), (665, 30350), (875, 23066), (950, 21245), (1214, 16625), (1330, 15175), (1750, 11533), (2375, 8498), (3035, 6650), (3325, 6070), (4249, 4750)]