38128360

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{347}}^1$

素因数の和:466

約数の個数: 64

約数和(自身を含む): 89449920

約数和(自身を除く): 51321560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 67, 82, 134, 164, 205, 268, 328, 335, 347, 410, 536, 670, 694, 820, 1340, 1388, 1640, 1735, 2680, 2747, 2776, 3470, 5494, 6940, 10988, 13735, 13880, 14227, 21976, 23249, 27470, 28454, 46498, 54940, 56908, 71135, 92996, 109880, 113816, 116245, 142270, 185992, 232490, 284540, 464980, 569080, 929960, 953209, 1906418, 3812836, 4766045, 7625672, 9532090, 19064180, 38128360]

約数ペア:

[(1, 38128360), (2, 19064180), (4, 9532090), (5, 7625672), (8, 4766045), (10, 3812836), (20, 1906418), (40, 953209), (41, 929960), (67, 569080), (82, 464980), (134, 284540), (164, 232490), (205, 185992), (268, 142270), (328, 116245), (335, 113816), (347, 109880), (410, 92996), (536, 71135), (670, 56908), (694, 54940), (820, 46498), (1340, 28454), (1388, 27470), (1640, 23249), (1735, 21976), (2680, 14227), (2747, 13880), (2776, 13735), (3470, 10988), (5494, 6940)]