38359240

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{199}}^1$

素因数の和:350

約数の個数: 64

約数和(自身を含む): 89280000

約数和(自身を除く): 50920760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 79, 122, 158, 199, 244, 305, 316, 395, 398, 488, 610, 632, 790, 796, 995, 1220, 1580, 1592, 1990, 2440, 3160, 3980, 4819, 7960, 9638, 12139, 15721, 19276, 24095, 24278, 31442, 38552, 48190, 48556, 60695, 62884, 78605, 96380, 97112, 121390, 125768, 157210, 192760, 242780, 314420, 485560, 628840, 958981, 1917962, 3835924, 4794905, 7671848, 9589810, 19179620, 38359240]

約数ペア:

[(1, 38359240), (2, 19179620), (4, 9589810), (5, 7671848), (8, 4794905), (10, 3835924), (20, 1917962), (40, 958981), (61, 628840), (79, 485560), (122, 314420), (158, 242780), (199, 192760), (244, 157210), (305, 125768), (316, 121390), (395, 97112), (398, 96380), (488, 78605), (610, 62884), (632, 60695), (790, 48556), (796, 48190), (995, 38552), (1220, 31442), (1580, 24278), (1592, 24095), (1990, 19276), (2440, 15721), (3160, 12139), (3980, 9638), (4819, 7960)]