47874940

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{197}}^1\times {\mathrm{419}}^1$

素因数の和:654

約数の個数: 48

約数和(自身を含む): 104781600

約数和(自身を除く): 56906660

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 197, 290, 394, 419, 580, 788, 838, 985, 1676, 1970, 2095, 3940, 4190, 5713, 8380, 11426, 12151, 22852, 24302, 28565, 48604, 57130, 60755, 82543, 114260, 121510, 165086, 243020, 330172, 412715, 825430, 1650860, 2393747, 4787494, 9574988, 11968735, 23937470, 47874940]

約数ペア:

[(1, 47874940), (2, 23937470), (4, 11968735), (5, 9574988), (10, 4787494), (20, 2393747), (29, 1650860), (58, 825430), (116, 412715), (145, 330172), (197, 243020), (290, 165086), (394, 121510), (419, 114260), (580, 82543), (788, 60755), (838, 57130), (985, 48604), (1676, 28565), (1970, 24302), (2095, 22852), (3940, 12151), (4190, 11426), (5713, 8380)]