578987740

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{8017}}^1$

素因数の和:8206

約数の個数: 48

約数和(自身を含む): 1276978752

約数和(自身を除く): 697991012

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 157, 230, 314, 460, 628, 785, 1570, 3140, 3611, 7222, 8017, 14444, 16034, 18055, 32068, 36110, 40085, 72220, 80170, 160340, 184391, 368782, 737564, 921955, 1258669, 1843910, 2517338, 3687820, 5034676, 6293345, 12586690, 25173380, 28949387, 57898774, 115797548, 144746935, 289493870, 578987740]

約数ペア:

[(1, 578987740), (2, 289493870), (4, 144746935), (5, 115797548), (10, 57898774), (20, 28949387), (23, 25173380), (46, 12586690), (92, 6293345), (115, 5034676), (157, 3687820), (230, 2517338), (314, 1843910), (460, 1258669), (628, 921955), (785, 737564), (1570, 368782), (3140, 184391), (3611, 160340), (7222, 80170), (8017, 72220), (14444, 40085), (16034, 36110), (18055, 32068)]