19389840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{173}}^1\times {\mathrm{467}}^1$

素因数の和:656

約数の個数: 80

約数和(自身を含む): 60585408

約数和(自身を除く): 41195568

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 173, 240, 346, 467, 519, 692, 865, 934, 1038, 1384, 1401, 1730, 1868, 2076, 2335, 2595, 2768, 2802, 3460, 3736, 4152, 4670, 5190, 5604, 6920, 7005, 7472, 8304, 9340, 10380, 11208, 13840, 14010, 18680, 20760, 22416, 28020, 37360, 41520, 56040, 80791, 112080, 161582, 242373, 323164, 403955, 484746, 646328, 807910, 969492, 1211865, 1292656, 1615820, 1938984, 2423730, 3231640, 3877968, 4847460, 6463280, 9694920, 19389840]

約数ペア:

[(1, 19389840), (2, 9694920), (3, 6463280), (4, 4847460), (5, 3877968), (6, 3231640), (8, 2423730), (10, 1938984), (12, 1615820), (15, 1292656), (16, 1211865), (20, 969492), (24, 807910), (30, 646328), (40, 484746), (48, 403955), (60, 323164), (80, 242373), (120, 161582), (173, 112080), (240, 80791), (346, 56040), (467, 41520), (519, 37360), (692, 28020), (865, 22416), (934, 20760), (1038, 18680), (1384, 14010), (1401, 13840), (1730, 11208), (1868, 10380), (2076, 9340), (2335, 8304), (2595, 7472), (2768, 7005), (2802, 6920), (3460, 5604), (3736, 5190), (4152, 4670)]