1803160

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{739}}^1$

素因数の和:811

約数の個数: 32

約数和(自身を含む): 4129200

約数和(自身を除く): 2326040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 739, 1220, 1478, 2440, 2956, 3695, 5912, 7390, 14780, 29560, 45079, 90158, 180316, 225395, 360632, 450790, 901580, 1803160]

約数ペア:

[(1, 1803160), (2, 901580), (4, 450790), (5, 360632), (8, 225395), (10, 180316), (20, 90158), (40, 45079), (61, 29560), (122, 14780), (244, 7390), (305, 5912), (488, 3695), (610, 2956), (739, 2440), (1220, 1478)]