11621720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{433}}^1$

素因数の和:516

約数の個数: 64

約数和(自身を含む): 29060640

約数和(自身を除く): 17438920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 61, 88, 110, 122, 220, 244, 305, 433, 440, 488, 610, 671, 866, 1220, 1342, 1732, 2165, 2440, 2684, 3355, 3464, 4330, 4763, 5368, 6710, 8660, 9526, 13420, 17320, 19052, 23815, 26413, 26840, 38104, 47630, 52826, 95260, 105652, 132065, 190520, 211304, 264130, 290543, 528260, 581086, 1056520, 1162172, 1452715, 2324344, 2905430, 5810860, 11621720]

約数ペア:

[(1, 11621720), (2, 5810860), (4, 2905430), (5, 2324344), (8, 1452715), (10, 1162172), (11, 1056520), (20, 581086), (22, 528260), (40, 290543), (44, 264130), (55, 211304), (61, 190520), (88, 132065), (110, 105652), (122, 95260), (220, 52826), (244, 47630), (305, 38104), (433, 26840), (440, 26413), (488, 23815), (610, 19052), (671, 17320), (866, 13420), (1220, 9526), (1342, 8660), (1732, 6710), (2165, 5368), (2440, 4763), (2684, 4330), (3355, 3464)]