2269968220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{38461}}^1$

素因数の和:38710

約数の個数: 48

約数和(自身を含む): 5156369568

約数和(自身を除く): 2886401348

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 227, 260, 454, 908, 1135, 2270, 2951, 4540, 5902, 11804, 14755, 29510, 38461, 59020, 76922, 153844, 192305, 384610, 499993, 769220, 999986, 1999972, 2499965, 4999930, 8730647, 9999860, 17461294, 34922588, 43653235, 87306470, 113498411, 174612940, 226996822, 453993644, 567492055, 1134984110, 2269968220]

約数ペア:

[(1, 2269968220), (2, 1134984110), (4, 567492055), (5, 453993644), (10, 226996822), (13, 174612940), (20, 113498411), (26, 87306470), (52, 43653235), (65, 34922588), (130, 17461294), (227, 9999860), (260, 8730647), (454, 4999930), (908, 2499965), (1135, 1999972), (2270, 999986), (2951, 769220), (4540, 499993), (5902, 384610), (11804, 192305), (14755, 153844), (29510, 76922), (38461, 59020)]