1427669620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{90017}}^1$

素因数の和:90100

約数の個数: 48

約数和(自身を含む): 3281696208

約数和(自身を除く): 1854026588

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 61, 65, 122, 130, 244, 260, 305, 610, 793, 1220, 1586, 3172, 3965, 7930, 15860, 90017, 180034, 360068, 450085, 900170, 1170221, 1800340, 2340442, 4680884, 5491037, 5851105, 10982074, 11702210, 21964148, 23404420, 27455185, 54910370, 71383481, 109820740, 142766962, 285533924, 356917405, 713834810, 1427669620]

約数ペア:

[(1, 1427669620), (2, 713834810), (4, 356917405), (5, 285533924), (10, 142766962), (13, 109820740), (20, 71383481), (26, 54910370), (52, 27455185), (61, 23404420), (65, 21964148), (122, 11702210), (130, 10982074), (244, 5851105), (260, 5491037), (305, 4680884), (610, 2340442), (793, 1800340), (1220, 1170221), (1586, 900170), (3172, 450085), (3965, 360068), (7930, 180034), (15860, 90017)]