40050038

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{2039}}^1$

素因数の和:2132

約数の個数: 32

約数和(自身を含む): 72852480

約数和(自身を除く): 32802442

約数列:

[1, 2, 7, 14, 23, 46, 61, 122, 161, 322, 427, 854, 1403, 2039, 2806, 4078, 9821, 14273, 19642, 28546, 46897, 93794, 124379, 248758, 328279, 656558, 870653, 1741306, 2860717, 5721434, 20025019, 40050038]

約数ペア:

[(1, 40050038), (2, 20025019), (7, 5721434), (14, 2860717), (23, 1741306), (46, 870653), (61, 656558), (122, 328279), (161, 248758), (322, 124379), (427, 93794), (854, 46897), (1403, 28546), (2039, 19642), (2806, 14273), (4078, 9821)]