40209370

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{2273}}^1$

素因数の和:2370

約数の個数: 32

約数和(自身を含む): 76133520

約数和(自身を除く): 35924150

約数列:

[1, 2, 5, 10, 29, 58, 61, 122, 145, 290, 305, 610, 1769, 2273, 3538, 4546, 8845, 11365, 17690, 22730, 65917, 131834, 138653, 277306, 329585, 659170, 693265, 1386530, 4020937, 8041874, 20104685, 40209370]

約数ペア:

[(1, 40209370), (2, 20104685), (5, 8041874), (10, 4020937), (29, 1386530), (58, 693265), (61, 659170), (122, 329585), (145, 277306), (290, 138653), (305, 131834), (610, 65917), (1769, 22730), (2273, 17690), (3538, 11365), (4546, 8845)]