1845220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{151}}^1$

素因数の和:220

約数の個数: 48

約数和(自身を含む): 4290048

約数和(自身を除く): 2444828

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 47, 52, 65, 94, 130, 151, 188, 235, 260, 302, 470, 604, 611, 755, 940, 1222, 1510, 1963, 2444, 3020, 3055, 3926, 6110, 7097, 7852, 9815, 12220, 14194, 19630, 28388, 35485, 39260, 70970, 92261, 141940, 184522, 369044, 461305, 922610, 1845220]

約数ペア:

[(1, 1845220), (2, 922610), (4, 461305), (5, 369044), (10, 184522), (13, 141940), (20, 92261), (26, 70970), (47, 39260), (52, 35485), (65, 28388), (94, 19630), (130, 14194), (151, 12220), (188, 9815), (235, 7852), (260, 7097), (302, 6110), (470, 3926), (604, 3055), (611, 3020), (755, 2444), (940, 1963), (1222, 1510)]