869860

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:124

約数の個数: 48

約数和(自身を含む): 1999872

約数和(自身を除く): 1130012

約数列:

[1, 2, 4, 5, 10, 20, 23, 31, 46, 61, 62, 92, 115, 122, 124, 155, 230, 244, 305, 310, 460, 610, 620, 713, 1220, 1403, 1426, 1891, 2806, 2852, 3565, 3782, 5612, 7015, 7130, 7564, 9455, 14030, 14260, 18910, 28060, 37820, 43493, 86986, 173972, 217465, 434930, 869860]

約数ペア:

[(1, 869860), (2, 434930), (4, 217465), (5, 173972), (10, 86986), (20, 43493), (23, 37820), (31, 28060), (46, 18910), (61, 14260), (62, 14030), (92, 9455), (115, 7564), (122, 7130), (124, 7015), (155, 5612), (230, 3782), (244, 3565), (305, 2852), (310, 2806), (460, 1891), (610, 1426), (620, 1403), (713, 1220)]