20940030

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1$

素因数の和:226

約数の個数: 96

約数和(自身を含む): 57620160

約数和(自身を除く): 36680130

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 29, 30, 45, 58, 71, 87, 90, 113, 142, 145, 174, 213, 226, 261, 290, 339, 355, 426, 435, 522, 565, 639, 678, 710, 870, 1017, 1065, 1130, 1278, 1305, 1695, 2034, 2059, 2130, 2610, 3195, 3277, 3390, 4118, 5085, 6177, 6390, 6554, 8023, 9831, 10170, 10295, 12354, 16046, 16385, 18531, 19662, 20590, 24069, 29493, 30885, 32770, 37062, 40115, 48138, 49155, 58986, 61770, 72207, 80230, 92655, 98310, 120345, 144414, 147465, 185310, 232667, 240690, 294930, 361035, 465334, 698001, 722070, 1163335, 1396002, 2094003, 2326670, 3490005, 4188006, 6980010, 10470015, 20940030]

約数ペア:

[(1, 20940030), (2, 10470015), (3, 6980010), (5, 4188006), (6, 3490005), (9, 2326670), (10, 2094003), (15, 1396002), (18, 1163335), (29, 722070), (30, 698001), (45, 465334), (58, 361035), (71, 294930), (87, 240690), (90, 232667), (113, 185310), (142, 147465), (145, 144414), (174, 120345), (213, 98310), (226, 92655), (261, 80230), (290, 72207), (339, 61770), (355, 58986), (426, 49155), (435, 48138), (522, 40115), (565, 37062), (639, 32770), (678, 30885), (710, 29493), (870, 24069), (1017, 20590), (1065, 19662), (1130, 18531), (1278, 16385), (1305, 16046), (1695, 12354), (2034, 10295), (2059, 10170), (2130, 9831), (2610, 8023), (3195, 6554), (3277, 6390), (3390, 6177), (4118, 5085)]