30231440

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{22229}}^1$

素因数の和:22259

約数の個数: 40

約数和(自身を含む): 74426040

約数和(自身を除く): 44194600

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 22229, 44458, 88916, 111145, 177832, 222290, 355664, 377893, 444580, 755786, 889160, 1511572, 1778320, 1889465, 3023144, 3778930, 6046288, 7557860, 15115720, 30231440]

約数ペア:

[(1, 30231440), (2, 15115720), (4, 7557860), (5, 6046288), (8, 3778930), (10, 3023144), (16, 1889465), (17, 1778320), (20, 1511572), (34, 889160), (40, 755786), (68, 444580), (80, 377893), (85, 355664), (136, 222290), (170, 177832), (272, 111145), (340, 88916), (680, 44458), (1360, 22229)]