28850380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{2999}}^1$

素因数の和:3058

約数の個数: 48

約数和(自身を含む): 67032000

約数和(自身を除く): 38181620

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 37, 52, 65, 74, 130, 148, 185, 260, 370, 481, 740, 962, 1924, 2405, 2999, 4810, 5998, 9620, 11996, 14995, 29990, 38987, 59980, 77974, 110963, 155948, 194935, 221926, 389870, 443852, 554815, 779740, 1109630, 1442519, 2219260, 2885038, 5770076, 7212595, 14425190, 28850380]

約数ペア:

[(1, 28850380), (2, 14425190), (4, 7212595), (5, 5770076), (10, 2885038), (13, 2219260), (20, 1442519), (26, 1109630), (37, 779740), (52, 554815), (65, 443852), (74, 389870), (130, 221926), (148, 194935), (185, 155948), (260, 110963), (370, 77974), (481, 59980), (740, 38987), (962, 29990), (1924, 14995), (2405, 11996), (2999, 9620), (4810, 5998)]