57139820

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{4007}}^1$

素因数の和:4070

約数の個数: 48

約数和(自身を含む): 129282048

約数和(自身を除く): 72142228

約数列:

[1, 2, 4, 5, 10, 20, 23, 31, 46, 62, 92, 115, 124, 155, 230, 310, 460, 620, 713, 1426, 2852, 3565, 4007, 7130, 8014, 14260, 16028, 20035, 40070, 80140, 92161, 124217, 184322, 248434, 368644, 460805, 496868, 621085, 921610, 1242170, 1843220, 2484340, 2856991, 5713982, 11427964, 14284955, 28569910, 57139820]

約数ペア:

[(1, 57139820), (2, 28569910), (4, 14284955), (5, 11427964), (10, 5713982), (20, 2856991), (23, 2484340), (31, 1843220), (46, 1242170), (62, 921610), (92, 621085), (115, 496868), (124, 460805), (155, 368644), (230, 248434), (310, 184322), (460, 124217), (620, 92161), (713, 80140), (1426, 40070), (2852, 20035), (3565, 16028), (4007, 14260), (7130, 8014)]