1830494720

素因数分解:

$2^9\times 5^1\times {\mathrm{17}}^1\times {\mathrm{42061}}^1$

素因数の和:42101

約数の個数: 80

約数和(自身を含む): 4647178008

約数和(自身を除く): 2816683288

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 256, 272, 320, 340, 512, 544, 640, 680, 1088, 1280, 1360, 2176, 2560, 2720, 4352, 5440, 8704, 10880, 21760, 42061, 43520, 84122, 168244, 210305, 336488, 420610, 672976, 715037, 841220, 1345952, 1430074, 1682440, 2691904, 2860148, 3364880, 3575185, 5383808, 5720296, 6729760, 7150370, 10767616, 11440592, 13459520, 14300740, 21535232, 22881184, 26919040, 28601480, 45762368, 53838080, 57202960, 91524736, 107676160, 114405920, 183049472, 228811840, 366098944, 457623680, 915247360, 1830494720]

約数ペア:

[(1, 1830494720), (2, 915247360), (4, 457623680), (5, 366098944), (8, 228811840), (10, 183049472), (16, 114405920), (17, 107676160), (20, 91524736), (32, 57202960), (34, 53838080), (40, 45762368), (64, 28601480), (68, 26919040), (80, 22881184), (85, 21535232), (128, 14300740), (136, 13459520), (160, 11440592), (170, 10767616), (256, 7150370), (272, 6729760), (320, 5720296), (340, 5383808), (512, 3575185), (544, 3364880), (640, 2860148), (680, 2691904), (1088, 1682440), (1280, 1430074), (1360, 1345952), (2176, 841220), (2560, 715037), (2720, 672976), (4352, 420610), (5440, 336488), (8704, 210305), (10880, 168244), (21760, 84122), (42061, 43520)]