2915691220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{273517}}^1$

素因数の和:273580

約数の個数: 48

約数和(自身を含む): 6754800528

約数和(自身を除く): 3839109308

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 41, 52, 65, 82, 130, 164, 205, 260, 410, 533, 820, 1066, 2132, 2665, 5330, 10660, 273517, 547034, 1094068, 1367585, 2735170, 3555721, 5470340, 7111442, 11214197, 14222884, 17778605, 22428394, 35557210, 44856788, 56070985, 71114420, 112141970, 145784561, 224283940, 291569122, 583138244, 728922805, 1457845610, 2915691220]

約数ペア:

[(1, 2915691220), (2, 1457845610), (4, 728922805), (5, 583138244), (10, 291569122), (13, 224283940), (20, 145784561), (26, 112141970), (41, 71114420), (52, 56070985), (65, 44856788), (82, 35557210), (130, 22428394), (164, 17778605), (205, 14222884), (260, 11214197), (410, 7111442), (533, 5470340), (820, 3555721), (1066, 2735170), (2132, 1367585), (2665, 1094068), (5330, 547034), (10660, 273517)]