12995320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{373}}^1$

素因数の和:464

約数の個数: 64

約数和(自身を含む): 32044320

約数和(自身を除く): 19049000

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 67, 104, 130, 134, 260, 268, 335, 373, 520, 536, 670, 746, 871, 1340, 1492, 1742, 1865, 2680, 2984, 3484, 3730, 4355, 4849, 6968, 7460, 8710, 9698, 14920, 17420, 19396, 24245, 24991, 34840, 38792, 48490, 49982, 96980, 99964, 124955, 193960, 199928, 249910, 324883, 499820, 649766, 999640, 1299532, 1624415, 2599064, 3248830, 6497660, 12995320]

約数ペア:

[(1, 12995320), (2, 6497660), (4, 3248830), (5, 2599064), (8, 1624415), (10, 1299532), (13, 999640), (20, 649766), (26, 499820), (40, 324883), (52, 249910), (65, 199928), (67, 193960), (104, 124955), (130, 99964), (134, 96980), (260, 49982), (268, 48490), (335, 38792), (373, 34840), (520, 24991), (536, 24245), (670, 19396), (746, 17420), (871, 14920), (1340, 9698), (1492, 8710), (1742, 7460), (1865, 6968), (2680, 4849), (2984, 4355), (3484, 3730)]