2459390

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1$

素因数の和:101

約数の個数: 48

約数和(自身を含む): 5039712

約数和(自身を除く): 2580322

約数列:

[1, 2, 5, 10, 17, 23, 34, 37, 46, 74, 85, 115, 170, 185, 230, 289, 370, 391, 578, 629, 782, 851, 1258, 1445, 1702, 1955, 2890, 3145, 3910, 4255, 6290, 6647, 8510, 10693, 13294, 14467, 21386, 28934, 33235, 53465, 66470, 72335, 106930, 144670, 245939, 491878, 1229695, 2459390]

約数ペア:

[(1, 2459390), (2, 1229695), (5, 491878), (10, 245939), (17, 144670), (23, 106930), (34, 72335), (37, 66470), (46, 53465), (74, 33235), (85, 28934), (115, 21386), (170, 14467), (185, 13294), (230, 10693), (289, 8510), (370, 6647), (391, 6290), (578, 4255), (629, 3910), (782, 3145), (851, 2890), (1258, 1955), (1445, 1702)]