4918780

素因数分解:

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

素因数の和:103

約数の個数: 72

約数和(自身を含む): 11759328

約数和(自身を除く): 6840548

約数列:

[1, 2, 4, 5, 10, 17, 20, 23, 34, 37, 46, 68, 74, 85, 92, 115, 148, 170, 185, 230, 289, 340, 370, 391, 460, 578, 629, 740, 782, 851, 1156, 1258, 1445, 1564, 1702, 1955, 2516, 2890, 3145, 3404, 3910, 4255, 5780, 6290, 6647, 7820, 8510, 10693, 12580, 13294, 14467, 17020, 21386, 26588, 28934, 33235, 42772, 53465, 57868, 66470, 72335, 106930, 132940, 144670, 213860, 245939, 289340, 491878, 983756, 1229695, 2459390, 4918780]

約数ペア:

[(1, 4918780), (2, 2459390), (4, 1229695), (5, 983756), (10, 491878), (17, 289340), (20, 245939), (23, 213860), (34, 144670), (37, 132940), (46, 106930), (68, 72335), (74, 66470), (85, 57868), (92, 53465), (115, 42772), (148, 33235), (170, 28934), (185, 26588), (230, 21386), (289, 17020), (340, 14467), (370, 13294), (391, 12580), (460, 10693), (578, 8510), (629, 7820), (740, 6647), (782, 6290), (851, 5780), (1156, 4255), (1258, 3910), (1445, 3404), (1564, 3145), (1702, 2890), (1955, 2516)]