8436760

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{653}}^1$

素因数の和:700

約数の個数: 64

約数和(自身を含む): 21189600

約数和(自身を除く): 12752840

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, 653, 680, 760, 1292, 1306, 1615, 2584, 2612, 3230, 3265, 5224, 6460, 6530, 11101, 12407, 12920, 13060, 22202, 24814, 26120, 44404, 49628, 55505, 62035, 88808, 99256, 111010, 124070, 210919, 222020, 248140, 421838, 444040, 496280, 843676, 1054595, 1687352, 2109190, 4218380, 8436760]

約数ペア:

[(1, 8436760), (2, 4218380), (4, 2109190), (5, 1687352), (8, 1054595), (10, 843676), (17, 496280), (19, 444040), (20, 421838), (34, 248140), (38, 222020), (40, 210919), (68, 124070), (76, 111010), (85, 99256), (95, 88808), (136, 62035), (152, 55505), (170, 49628), (190, 44404), (323, 26120), (340, 24814), (380, 22202), (646, 13060), (653, 12920), (680, 12407), (760, 11101), (1292, 6530), (1306, 6460), (1615, 5224), (2584, 3265), (2612, 3230)]