7813520

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{683}}^1$

素因数の和:720

約数の個数: 80

約数和(自身を含む): 21373632

約数和(自身を除く): 13560112

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 40, 44, 52, 55, 65, 80, 88, 104, 110, 130, 143, 176, 208, 220, 260, 286, 440, 520, 572, 683, 715, 880, 1040, 1144, 1366, 1430, 2288, 2732, 2860, 3415, 5464, 5720, 6830, 7513, 8879, 10928, 11440, 13660, 15026, 17758, 27320, 30052, 35516, 37565, 44395, 54640, 60104, 71032, 75130, 88790, 97669, 120208, 142064, 150260, 177580, 195338, 300520, 355160, 390676, 488345, 601040, 710320, 781352, 976690, 1562704, 1953380, 3906760, 7813520]

約数ペア:

[(1, 7813520), (2, 3906760), (4, 1953380), (5, 1562704), (8, 976690), (10, 781352), (11, 710320), (13, 601040), (16, 488345), (20, 390676), (22, 355160), (26, 300520), (40, 195338), (44, 177580), (52, 150260), (55, 142064), (65, 120208), (80, 97669), (88, 88790), (104, 75130), (110, 71032), (130, 60104), (143, 54640), (176, 44395), (208, 37565), (220, 35516), (260, 30052), (286, 27320), (440, 17758), (520, 15026), (572, 13660), (683, 11440), (715, 10928), (880, 8879), (1040, 7513), (1144, 6830), (1366, 5720), (1430, 5464), (2288, 3415), (2732, 2860)]