20160346340

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{383}}^1\times {\mathrm{1951}}^1$

素因数の和:2433

約数の個数: 96

約数和(自身を含む): 45333872640

約数和(自身を除く): 25173526300

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 71, 76, 95, 142, 190, 284, 355, 380, 383, 710, 766, 1349, 1420, 1532, 1915, 1951, 2698, 3830, 3902, 5396, 6745, 7277, 7660, 7804, 9755, 13490, 14554, 19510, 26980, 27193, 29108, 36385, 37069, 39020, 54386, 72770, 74138, 108772, 135965, 138521, 145540, 148276, 185345, 271930, 277042, 370690, 516667, 543860, 554084, 692605, 741380, 747233, 1033334, 1385210, 1494466, 2066668, 2583335, 2631899, 2770420, 2988932, 3736165, 5166670, 5263798, 7472330, 10333340, 10527596, 13159495, 14197427, 14944660, 26318990, 28394854, 52637980, 53053543, 56789708, 70987135, 106107086, 141974270, 212214172, 265267715, 283948540, 530535430, 1008017317, 1061070860, 2016034634, 4032069268, 5040086585, 10080173170, 20160346340]

約数ペア:

[(1, 20160346340), (2, 10080173170), (4, 5040086585), (5, 4032069268), (10, 2016034634), (19, 1061070860), (20, 1008017317), (38, 530535430), (71, 283948540), (76, 265267715), (95, 212214172), (142, 141974270), (190, 106107086), (284, 70987135), (355, 56789708), (380, 53053543), (383, 52637980), (710, 28394854), (766, 26318990), (1349, 14944660), (1420, 14197427), (1532, 13159495), (1915, 10527596), (1951, 10333340), (2698, 7472330), (3830, 5263798), (3902, 5166670), (5396, 3736165), (6745, 2988932), (7277, 2770420), (7660, 2631899), (7804, 2583335), (9755, 2066668), (13490, 1494466), (14554, 1385210), (19510, 1033334), (26980, 747233), (27193, 741380), (29108, 692605), (36385, 554084), (37069, 543860), (39020, 516667), (54386, 370690), (72770, 277042), (74138, 271930), (108772, 185345), (135965, 148276), (138521, 145540)]