2280459820

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{46559}}^1$

素因数の和:46678

約数の個数: 48

約数和(自身を含む): 5006131200

約数和(自身を除く): 2725671380

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 79, 124, 155, 158, 310, 316, 395, 620, 790, 1580, 2449, 4898, 9796, 12245, 24490, 46559, 48980, 93118, 186236, 232795, 465590, 931180, 1443329, 2886658, 3678161, 5773316, 7216645, 7356322, 14433290, 14712644, 18390805, 28866580, 36781610, 73563220, 114022991, 228045982, 456091964, 570114955, 1140229910, 2280459820]

約数ペア:

[(1, 2280459820), (2, 1140229910), (4, 570114955), (5, 456091964), (10, 228045982), (20, 114022991), (31, 73563220), (62, 36781610), (79, 28866580), (124, 18390805), (155, 14712644), (158, 14433290), (310, 7356322), (316, 7216645), (395, 5773316), (620, 3678161), (790, 2886658), (1580, 1443329), (2449, 931180), (4898, 465590), (9796, 232795), (12245, 186236), (24490, 93118), (46559, 48980)]