40374520

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{12161}}^1$

素因数の和:12255

約数の個数: 32

約数和(自身を含む): 91944720

約数和(自身を除く): 51570200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 3320, 12161, 24322, 48644, 60805, 97288, 121610, 243220, 486440, 1009363, 2018726, 4037452, 5046815, 8074904, 10093630, 20187260, 40374520]

約数ペア:

[(1, 40374520), (2, 20187260), (4, 10093630), (5, 8074904), (8, 5046815), (10, 4037452), (20, 2018726), (40, 1009363), (83, 486440), (166, 243220), (332, 121610), (415, 97288), (664, 60805), (830, 48644), (1660, 24322), (3320, 12161)]