66693440

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{18947}}^1$

素因数の和:18975

約数の個数: 56

約数和(自身を含む): 173260512

約数和(自身を除く): 106567072

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 160, 176, 220, 320, 352, 440, 704, 880, 1760, 3520, 18947, 37894, 75788, 94735, 151576, 189470, 208417, 303152, 378940, 416834, 606304, 757880, 833668, 1042085, 1212608, 1515760, 1667336, 2084170, 3031520, 3334672, 4168340, 6063040, 6669344, 8336680, 13338688, 16673360, 33346720, 66693440]

約数ペア:

[(1, 66693440), (2, 33346720), (4, 16673360), (5, 13338688), (8, 8336680), (10, 6669344), (11, 6063040), (16, 4168340), (20, 3334672), (22, 3031520), (32, 2084170), (40, 1667336), (44, 1515760), (55, 1212608), (64, 1042085), (80, 833668), (88, 757880), (110, 606304), (160, 416834), (176, 378940), (220, 303152), (320, 208417), (352, 189470), (440, 151576), (704, 94735), (880, 75788), (1760, 37894), (3520, 18947)]