418907960

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{293}}^1\times {\mathrm{1153}}^1$

素因数の和:1488

約数の個数: 64

約数和(自身を含む): 977114880

約数和(自身を除く): 558206920

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 293, 310, 586, 620, 1153, 1172, 1240, 1465, 2306, 2344, 2930, 4612, 5765, 5860, 9083, 9224, 11530, 11720, 18166, 23060, 35743, 36332, 45415, 46120, 71486, 72664, 90830, 142972, 178715, 181660, 285944, 337829, 357430, 363320, 675658, 714860, 1351316, 1429720, 1689145, 2702632, 3378290, 6756580, 10472699, 13513160, 20945398, 41890796, 52363495, 83781592, 104726990, 209453980, 418907960]

約数ペア:

[(1, 418907960), (2, 209453980), (4, 104726990), (5, 83781592), (8, 52363495), (10, 41890796), (20, 20945398), (31, 13513160), (40, 10472699), (62, 6756580), (124, 3378290), (155, 2702632), (248, 1689145), (293, 1429720), (310, 1351316), (586, 714860), (620, 675658), (1153, 363320), (1172, 357430), (1240, 337829), (1465, 285944), (2306, 181660), (2344, 178715), (2930, 142972), (4612, 90830), (5765, 72664), (5860, 71486), (9083, 46120), (9224, 45415), (11530, 36332), (11720, 35743), (18166, 23060)]