12545320

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{971}}^1$

素因数の和:1018

約数の個数: 64

約数和(自身を含む): 31492800

約数和(自身を除く): 18947480

約数列:

[1, 2, 4, 5, 8, 10, 17, 19, 20, 34, 38, 40, 68, 76, 85, 95, 136, 152, 170, 190, 323, 340, 380, 646, 680, 760, 971, 1292, 1615, 1942, 2584, 3230, 3884, 4855, 6460, 7768, 9710, 12920, 16507, 18449, 19420, 33014, 36898, 38840, 66028, 73796, 82535, 92245, 132056, 147592, 165070, 184490, 313633, 330140, 368980, 627266, 660280, 737960, 1254532, 1568165, 2509064, 3136330, 6272660, 12545320]

約数ペア:

[(1, 12545320), (2, 6272660), (4, 3136330), (5, 2509064), (8, 1568165), (10, 1254532), (17, 737960), (19, 660280), (20, 627266), (34, 368980), (38, 330140), (40, 313633), (68, 184490), (76, 165070), (85, 147592), (95, 132056), (136, 92245), (152, 82535), (170, 73796), (190, 66028), (323, 38840), (340, 36898), (380, 33014), (646, 19420), (680, 18449), (760, 16507), (971, 12920), (1292, 9710), (1615, 7768), (1942, 6460), (2584, 4855), (3230, 3884)]