39780680

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{3079}}^1$

素因数の和:3126

約数の個数: 64

約数和(自身を含む): 99792000

約数和(自身を除く): 60011320

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, 1292, 1615, 2584, 3079, 3230, 6158, 6460, 12316, 12920, 15395, 24632, 30790, 52343, 58501, 61580, 104686, 117002, 123160, 209372, 234004, 261715, 292505, 418744, 468008, 523430, 585010, 994517, 1046860, 1170020, 1989034, 2093720, 2340040, 3978068, 4972585, 7956136, 9945170, 19890340, 39780680]

約数ペア:

[(1, 39780680), (2, 19890340), (4, 9945170), (5, 7956136), (8, 4972585), (10, 3978068), (17, 2340040), (19, 2093720), (20, 1989034), (34, 1170020), (38, 1046860), (40, 994517), (68, 585010), (76, 523430), (85, 468008), (95, 418744), (136, 292505), (152, 261715), (170, 234004), (190, 209372), (323, 123160), (340, 117002), (380, 104686), (646, 61580), (680, 58501), (760, 52343), (1292, 30790), (1615, 24632), (2584, 15395), (3079, 12920), (3230, 12316), (6158, 6460)]