42321760

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{20347}}^1$

素因数の和:20375

約数の個数: 48

約数和(自身を含む): 107681616

約数和(自身を除く): 65359856

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 20347, 40694, 81388, 101735, 162776, 203470, 264511, 325552, 406940, 529022, 651104, 813880, 1058044, 1322555, 1627760, 2116088, 2645110, 3255520, 4232176, 5290220, 8464352, 10580440, 21160880, 42321760]

約数ペア:

[(1, 42321760), (2, 21160880), (4, 10580440), (5, 8464352), (8, 5290220), (10, 4232176), (13, 3255520), (16, 2645110), (20, 2116088), (26, 1627760), (32, 1322555), (40, 1058044), (52, 813880), (65, 651104), (80, 529022), (104, 406940), (130, 325552), (160, 264511), (208, 203470), (260, 162776), (416, 101735), (520, 81388), (1040, 40694), (2080, 20347)]