268884340

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{433}}^1\times {\mathrm{509}}^1$

素因数の和:1012

約数の個数: 48

約数和(自身を含む): 576369360

約数和(自身を除く): 307485020

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 433, 509, 610, 866, 1018, 1220, 1732, 2036, 2165, 2545, 4330, 5090, 8660, 10180, 26413, 31049, 52826, 62098, 105652, 124196, 132065, 155245, 220397, 264130, 310490, 440794, 528260, 620980, 881588, 1101985, 2203970, 4407940, 13444217, 26888434, 53776868, 67221085, 134442170, 268884340]

約数ペア:

[(1, 268884340), (2, 134442170), (4, 67221085), (5, 53776868), (10, 26888434), (20, 13444217), (61, 4407940), (122, 2203970), (244, 1101985), (305, 881588), (433, 620980), (509, 528260), (610, 440794), (866, 310490), (1018, 264130), (1220, 220397), (1732, 155245), (2036, 132065), (2165, 124196), (2545, 105652), (4330, 62098), (5090, 52826), (8660, 31049), (10180, 26413)]