20163562140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{419}}^1\times {\mathrm{10987}}^1$

素因数の和:11491

約数の個数: 96

約数和(自身を含む): 57373182720

約数和(自身を除く): 37209620580

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 73, 146, 219, 292, 365, 419, 438, 730, 838, 876, 1095, 1257, 1460, 1676, 2095, 2190, 2514, 4190, 4380, 5028, 6285, 8380, 10987, 12570, 21974, 25140, 30587, 32961, 43948, 54935, 61174, 65922, 91761, 109870, 122348, 131844, 152935, 164805, 183522, 219740, 305870, 329610, 367044, 458805, 611740, 659220, 802051, 917610, 1604102, 1835220, 2406153, 3208204, 4010255, 4603553, 4812306, 8020510, 9207106, 9624612, 12030765, 13810659, 16041020, 18414212, 23017765, 24061530, 27621318, 46035530, 48123060, 55242636, 69053295, 92071060, 138106590, 276213180, 336059369, 672118738, 1008178107, 1344237476, 1680296845, 2016356214, 3360593690, 4032712428, 5040890535, 6721187380, 10081781070, 20163562140]

約数ペア:

[(1, 20163562140), (2, 10081781070), (3, 6721187380), (4, 5040890535), (5, 4032712428), (6, 3360593690), (10, 2016356214), (12, 1680296845), (15, 1344237476), (20, 1008178107), (30, 672118738), (60, 336059369), (73, 276213180), (146, 138106590), (219, 92071060), (292, 69053295), (365, 55242636), (419, 48123060), (438, 46035530), (730, 27621318), (838, 24061530), (876, 23017765), (1095, 18414212), (1257, 16041020), (1460, 13810659), (1676, 12030765), (2095, 9624612), (2190, 9207106), (2514, 8020510), (4190, 4812306), (4380, 4603553), (5028, 4010255), (6285, 3208204), (8380, 2406153), (10987, 1835220), (12570, 1604102), (21974, 917610), (25140, 802051), (30587, 659220), (32961, 611740), (43948, 458805), (54935, 367044), (61174, 329610), (65922, 305870), (91761, 219740), (109870, 183522), (122348, 164805), (131844, 152935)]