15941380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{461}}^1$

素因数の和:509

約数の個数: 96

約数和(自身を含む): 43464960

約数和(自身を除く): 27523580

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 19, 20, 26, 28, 35, 38, 52, 65, 70, 76, 91, 95, 130, 133, 140, 182, 190, 247, 260, 266, 364, 380, 455, 461, 494, 532, 665, 910, 922, 988, 1235, 1330, 1729, 1820, 1844, 2305, 2470, 2660, 3227, 3458, 4610, 4940, 5993, 6454, 6916, 8645, 8759, 9220, 11986, 12908, 16135, 17290, 17518, 23972, 29965, 32270, 34580, 35036, 41951, 43795, 59930, 61313, 64540, 83902, 87590, 113867, 119860, 122626, 167804, 175180, 209755, 227734, 245252, 306565, 419510, 455468, 569335, 613130, 797069, 839020, 1138670, 1226260, 1594138, 2277340, 3188276, 3985345, 7970690, 15941380]

約数ペア:

[(1, 15941380), (2, 7970690), (4, 3985345), (5, 3188276), (7, 2277340), (10, 1594138), (13, 1226260), (14, 1138670), (19, 839020), (20, 797069), (26, 613130), (28, 569335), (35, 455468), (38, 419510), (52, 306565), (65, 245252), (70, 227734), (76, 209755), (91, 175180), (95, 167804), (130, 122626), (133, 119860), (140, 113867), (182, 87590), (190, 83902), (247, 64540), (260, 61313), (266, 59930), (364, 43795), (380, 41951), (455, 35036), (461, 34580), (494, 32270), (532, 29965), (665, 23972), (910, 17518), (922, 17290), (988, 16135), (1235, 12908), (1330, 11986), (1729, 9220), (1820, 8759), (1844, 8645), (2305, 6916), (2470, 6454), (2660, 5993), (3227, 4940), (3458, 4610)]