996870820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{15679}}^1$

素因数の和:15733

約数の個数: 72

約数和(自身を含む): 2426135040

約数和(自身を除く): 1429264220

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 170, 187, 220, 289, 340, 374, 578, 748, 935, 1156, 1445, 1870, 2890, 3179, 3740, 5780, 6358, 12716, 15679, 15895, 31358, 31790, 62716, 63580, 78395, 156790, 172469, 266543, 313580, 344938, 533086, 689876, 862345, 1066172, 1332715, 1724690, 2665430, 2931973, 3449380, 4531231, 5330860, 5863946, 9062462, 11727892, 14659865, 18124924, 22656155, 29319730, 45312310, 49843541, 58639460, 90624620, 99687082, 199374164, 249217705, 498435410, 996870820]

約数ペア:

[(1, 996870820), (2, 498435410), (4, 249217705), (5, 199374164), (10, 99687082), (11, 90624620), (17, 58639460), (20, 49843541), (22, 45312310), (34, 29319730), (44, 22656155), (55, 18124924), (68, 14659865), (85, 11727892), (110, 9062462), (170, 5863946), (187, 5330860), (220, 4531231), (289, 3449380), (340, 2931973), (374, 2665430), (578, 1724690), (748, 1332715), (935, 1066172), (1156, 862345), (1445, 689876), (1870, 533086), (2890, 344938), (3179, 313580), (3740, 266543), (5780, 172469), (6358, 156790), (12716, 78395), (15679, 63580), (15895, 62716), (31358, 31790)]