200939480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{359}}^1\times {\mathrm{1999}}^1$

素因数の和:2376

約数の個数: 64

約数和(自身を含む): 518400000

約数和(自身を除く): 317460520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 359, 718, 1436, 1795, 1999, 2513, 2872, 3590, 3998, 5026, 7180, 7996, 9995, 10052, 12565, 13993, 14360, 15992, 19990, 20104, 25130, 27986, 39980, 50260, 55972, 69965, 79960, 100520, 111944, 139930, 279860, 559720, 717641, 1435282, 2870564, 3588205, 5023487, 5741128, 7176410, 10046974, 14352820, 20093948, 25117435, 28705640, 40187896, 50234870, 100469740, 200939480]

約数ペア:

[(1, 200939480), (2, 100469740), (4, 50234870), (5, 40187896), (7, 28705640), (8, 25117435), (10, 20093948), (14, 14352820), (20, 10046974), (28, 7176410), (35, 5741128), (40, 5023487), (56, 3588205), (70, 2870564), (140, 1435282), (280, 717641), (359, 559720), (718, 279860), (1436, 139930), (1795, 111944), (1999, 100520), (2513, 79960), (2872, 69965), (3590, 55972), (3998, 50260), (5026, 39980), (7180, 27986), (7996, 25130), (9995, 20104), (10052, 19990), (12565, 15992), (13993, 14360)]