421101880

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{109}}^1\times {\mathrm{1637}}^1$

素因数の和:1816

約数の個数: 64

約数和(自身を含む): 972972000

約数和(自身を除く): 551870120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 109, 118, 218, 236, 295, 436, 472, 545, 590, 872, 1090, 1180, 1637, 2180, 2360, 3274, 4360, 6431, 6548, 8185, 12862, 13096, 16370, 25724, 32155, 32740, 51448, 64310, 65480, 96583, 128620, 178433, 193166, 257240, 356866, 386332, 482915, 713732, 772664, 892165, 965830, 1427464, 1784330, 1931660, 3568660, 3863320, 7137320, 10527547, 21055094, 42110188, 52637735, 84220376, 105275470, 210550940, 421101880]

約数ペア:

[(1, 421101880), (2, 210550940), (4, 105275470), (5, 84220376), (8, 52637735), (10, 42110188), (20, 21055094), (40, 10527547), (59, 7137320), (109, 3863320), (118, 3568660), (218, 1931660), (236, 1784330), (295, 1427464), (436, 965830), (472, 892165), (545, 772664), (590, 713732), (872, 482915), (1090, 386332), (1180, 356866), (1637, 257240), (2180, 193166), (2360, 178433), (3274, 128620), (4360, 96583), (6431, 65480), (6548, 64310), (8185, 51448), (12862, 32740), (13096, 32155), (16370, 25724)]