47356840

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1\times {\mathrm{211}}^1$

素因数の和:434

約数の個数: 64

約数和(自身を含む): 111121920

約数和(自身を除く): 63765080

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 181, 211, 248, 310, 362, 422, 620, 724, 844, 905, 1055, 1240, 1448, 1688, 1810, 2110, 3620, 4220, 5611, 6541, 7240, 8440, 11222, 13082, 22444, 26164, 28055, 32705, 38191, 44888, 52328, 56110, 65410, 76382, 112220, 130820, 152764, 190955, 224440, 261640, 305528, 381910, 763820, 1183921, 1527640, 2367842, 4735684, 5919605, 9471368, 11839210, 23678420, 47356840]

約数ペア:

[(1, 47356840), (2, 23678420), (4, 11839210), (5, 9471368), (8, 5919605), (10, 4735684), (20, 2367842), (31, 1527640), (40, 1183921), (62, 763820), (124, 381910), (155, 305528), (181, 261640), (211, 224440), (248, 190955), (310, 152764), (362, 130820), (422, 112220), (620, 76382), (724, 65410), (844, 56110), (905, 52328), (1055, 44888), (1240, 38191), (1448, 32705), (1688, 28055), (1810, 26164), (2110, 22444), (3620, 13082), (4220, 11222), (5611, 8440), (6541, 7240)]