1101620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1$

素因数の和:264

約数の個数: 48

約数和(自身を含む): 2634240

約数和(自身を除く): 1532620

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 223, 247, 260, 380, 446, 494, 892, 988, 1115, 1235, 2230, 2470, 2899, 4237, 4460, 4940, 5798, 8474, 11596, 14495, 16948, 21185, 28990, 42370, 55081, 57980, 84740, 110162, 220324, 275405, 550810, 1101620]

約数ペア:

[(1, 1101620), (2, 550810), (4, 275405), (5, 220324), (10, 110162), (13, 84740), (19, 57980), (20, 55081), (26, 42370), (38, 28990), (52, 21185), (65, 16948), (76, 14495), (95, 11596), (130, 8474), (190, 5798), (223, 4940), (247, 4460), (260, 4237), (380, 2899), (446, 2470), (494, 2230), (892, 1235), (988, 1115)]