20172215570

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{823}}^1\times {\mathrm{1129}}^1$

素因数の和:2139

約数の個数: 64

約数和(自身を含む): 39419896320

約数和(自身を除く): 19247680750

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 167, 334, 823, 835, 1129, 1646, 1670, 2171, 2258, 4115, 4342, 5645, 8230, 10699, 10855, 11290, 14677, 21398, 21710, 29354, 53495, 73385, 106990, 137441, 146770, 188543, 274882, 377086, 687205, 929167, 942715, 1374410, 1786733, 1858334, 1885430, 2451059, 3573466, 4645835, 4902118, 8933665, 9291670, 12079171, 12255295, 17867330, 24158342, 24510590, 60395855, 120791710, 155170889, 310341778, 775854445, 1551708890, 2017221557, 4034443114, 10086107785, 20172215570]

約数ペア:

[(1, 20172215570), (2, 10086107785), (5, 4034443114), (10, 2017221557), (13, 1551708890), (26, 775854445), (65, 310341778), (130, 155170889), (167, 120791710), (334, 60395855), (823, 24510590), (835, 24158342), (1129, 17867330), (1646, 12255295), (1670, 12079171), (2171, 9291670), (2258, 8933665), (4115, 4902118), (4342, 4645835), (5645, 3573466), (8230, 2451059), (10699, 1885430), (10855, 1858334), (11290, 1786733), (14677, 1374410), (21398, 942715), (21710, 929167), (29354, 687205), (53495, 377086), (73385, 274882), (106990, 188543), (137441, 146770)]