40591780

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{1117}}^1$

素因数の和:1228

約数の個数: 48

約数和(自身を含む): 90155520

約数和(自身を除く): 49563740

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 79, 92, 115, 158, 230, 316, 395, 460, 790, 1117, 1580, 1817, 2234, 3634, 4468, 5585, 7268, 9085, 11170, 18170, 22340, 25691, 36340, 51382, 88243, 102764, 128455, 176486, 256910, 352972, 441215, 513820, 882430, 1764860, 2029589, 4059178, 8118356, 10147945, 20295890, 40591780]

約数ペア:

[(1, 40591780), (2, 20295890), (4, 10147945), (5, 8118356), (10, 4059178), (20, 2029589), (23, 1764860), (46, 882430), (79, 513820), (92, 441215), (115, 352972), (158, 256910), (230, 176486), (316, 128455), (395, 102764), (460, 88243), (790, 51382), (1117, 36340), (1580, 25691), (1817, 22340), (2234, 18170), (3634, 11170), (4468, 9085), (5585, 7268)]