40178512

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{5309}}^1$

素因数の和:5371

約数の個数: 40

約数和(自身を含む): 86914080

約数和(自身を除く): 46735568

約数列:

[1, 2, 4, 8, 11, 16, 22, 43, 44, 86, 88, 172, 176, 344, 473, 688, 946, 1892, 3784, 5309, 7568, 10618, 21236, 42472, 58399, 84944, 116798, 228287, 233596, 456574, 467192, 913148, 934384, 1826296, 2511157, 3652592, 5022314, 10044628, 20089256, 40178512]

約数ペア:

[(1, 40178512), (2, 20089256), (4, 10044628), (8, 5022314), (11, 3652592), (16, 2511157), (22, 1826296), (43, 934384), (44, 913148), (86, 467192), (88, 456574), (172, 233596), (176, 228287), (344, 116798), (473, 84944), (688, 58399), (946, 42472), (1892, 21236), (3784, 10618), (5309, 7568)]