20036970

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{853}}^1$

素因数の和:901

約数の個数: 80

約数和(自身を含む): 55800360

約数和(自身を除く): 35763390

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 29, 30, 45, 54, 58, 81, 87, 90, 135, 145, 162, 174, 261, 270, 290, 405, 435, 522, 783, 810, 853, 870, 1305, 1566, 1706, 2349, 2559, 2610, 3915, 4265, 4698, 5118, 7677, 7830, 8530, 11745, 12795, 15354, 23031, 23490, 24737, 25590, 38385, 46062, 49474, 69093, 74211, 76770, 115155, 123685, 138186, 148422, 222633, 230310, 247370, 345465, 371055, 445266, 667899, 690930, 742110, 1113165, 1335798, 2003697, 2226330, 3339495, 4007394, 6678990, 10018485, 20036970]

約数ペア:

[(1, 20036970), (2, 10018485), (3, 6678990), (5, 4007394), (6, 3339495), (9, 2226330), (10, 2003697), (15, 1335798), (18, 1113165), (27, 742110), (29, 690930), (30, 667899), (45, 445266), (54, 371055), (58, 345465), (81, 247370), (87, 230310), (90, 222633), (135, 148422), (145, 138186), (162, 123685), (174, 115155), (261, 76770), (270, 74211), (290, 69093), (405, 49474), (435, 46062), (522, 38385), (783, 25590), (810, 24737), (853, 23490), (870, 23031), (1305, 15354), (1566, 12795), (1706, 11745), (2349, 8530), (2559, 7830), (2610, 7677), (3915, 5118), (4265, 4698)]