40200490

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{11789}}^1$

素因数の和:11838

約数の個数: 32

約数和(自身を含む): 81492480

約数和(自身を除く): 41291990

約数列:

[1, 2, 5, 10, 11, 22, 31, 55, 62, 110, 155, 310, 341, 682, 1705, 3410, 11789, 23578, 58945, 117890, 129679, 259358, 365459, 648395, 730918, 1296790, 1827295, 3654590, 4020049, 8040098, 20100245, 40200490]

約数ペア:

[(1, 40200490), (2, 20100245), (5, 8040098), (10, 4020049), (11, 3654590), (22, 1827295), (31, 1296790), (55, 730918), (62, 648395), (110, 365459), (155, 259358), (310, 129679), (341, 117890), (682, 58945), (1705, 23578), (3410, 11789)]