72694840

素因数分解:

$2^3\times 5^1\times {\mathrm{953}}^1\times {\mathrm{1907}}^1$

素因数の和:2871

約数の個数: 32

約数和(自身を含む): 163820880

約数和(自身を除く): 91126040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 953, 1906, 1907, 3812, 3814, 4765, 7624, 7628, 9530, 9535, 15256, 19060, 19070, 38120, 38140, 76280, 1817371, 3634742, 7269484, 9086855, 14538968, 18173710, 36347420, 72694840]

約数ペア:

[(1, 72694840), (2, 36347420), (4, 18173710), (5, 14538968), (8, 9086855), (10, 7269484), (20, 3634742), (40, 1817371), (953, 76280), (1906, 38140), (1907, 38120), (3812, 19070), (3814, 19060), (4765, 15256), (7624, 9535), (7628, 9530)]