13270040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{571}}^1$

素因数の和:672

約数の個数: 64

約数和(自身を含む): 34594560

約数和(自身を除く): 21324520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 83, 140, 166, 280, 332, 415, 571, 581, 664, 830, 1142, 1162, 1660, 2284, 2324, 2855, 2905, 3320, 3997, 4568, 4648, 5710, 5810, 7994, 11420, 11620, 15988, 19985, 22840, 23240, 31976, 39970, 47393, 79940, 94786, 159880, 189572, 236965, 331751, 379144, 473930, 663502, 947860, 1327004, 1658755, 1895720, 2654008, 3317510, 6635020, 13270040]

約数ペア:

[(1, 13270040), (2, 6635020), (4, 3317510), (5, 2654008), (7, 1895720), (8, 1658755), (10, 1327004), (14, 947860), (20, 663502), (28, 473930), (35, 379144), (40, 331751), (56, 236965), (70, 189572), (83, 159880), (140, 94786), (166, 79940), (280, 47393), (332, 39970), (415, 31976), (571, 23240), (581, 22840), (664, 19985), (830, 15988), (1142, 11620), (1162, 11420), (1660, 7994), (2284, 5810), (2324, 5710), (2855, 4648), (2905, 4568), (3320, 3997)]