20342211040

素因数分解:

$2^5\times 5^1\times {\mathrm{83}}^1\times {\mathrm{1531793}}^1$

素因数の和:1531891

約数の個数: 48

約数和(自身を含む): 48637523088

約数和(自身を除く): 28295312048

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 83, 160, 166, 332, 415, 664, 830, 1328, 1660, 2656, 3320, 6640, 13280, 1531793, 3063586, 6127172, 7658965, 12254344, 15317930, 24508688, 30635860, 49017376, 61271720, 122543440, 127138819, 245086880, 254277638, 508555276, 635694095, 1017110552, 1271388190, 2034221104, 2542776380, 4068442208, 5085552760, 10171105520, 20342211040]

約数ペア:

[(1, 20342211040), (2, 10171105520), (4, 5085552760), (5, 4068442208), (8, 2542776380), (10, 2034221104), (16, 1271388190), (20, 1017110552), (32, 635694095), (40, 508555276), (80, 254277638), (83, 245086880), (160, 127138819), (166, 122543440), (332, 61271720), (415, 49017376), (664, 30635860), (830, 24508688), (1328, 15317930), (1660, 12254344), (2656, 7658965), (3320, 6127172), (6640, 3063586), (13280, 1531793)]