20163592220

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{301039}}^1$

素因数の和:301262

約数の個数: 48

約数和(自身を含む): 45062075520

約数和(自身を除く): 24898483300

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 197, 340, 394, 788, 985, 1970, 3349, 3940, 6698, 13396, 16745, 33490, 66980, 301039, 602078, 1204156, 1505195, 3010390, 5117663, 6020780, 10235326, 20470652, 25588315, 51176630, 59304683, 102353260, 118609366, 237218732, 296523415, 593046830, 1008179611, 1186093660, 2016359222, 4032718444, 5040898055, 10081796110, 20163592220]

約数ペア:

[(1, 20163592220), (2, 10081796110), (4, 5040898055), (5, 4032718444), (10, 2016359222), (17, 1186093660), (20, 1008179611), (34, 593046830), (68, 296523415), (85, 237218732), (170, 118609366), (197, 102353260), (340, 59304683), (394, 51176630), (788, 25588315), (985, 20470652), (1970, 10235326), (3349, 6020780), (3940, 5117663), (6698, 3010390), (13396, 1505195), (16745, 1204156), (33490, 602078), (66980, 301039)]