31558340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{2141}}^1$

素因数の和:2228

約数の個数: 48

約数和(自身を含む): 73410624

約数和(自身を除く): 41852284

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 67, 110, 134, 220, 268, 335, 670, 737, 1340, 1474, 2141, 2948, 3685, 4282, 7370, 8564, 10705, 14740, 21410, 23551, 42820, 47102, 94204, 117755, 143447, 235510, 286894, 471020, 573788, 717235, 1434470, 1577917, 2868940, 3155834, 6311668, 7889585, 15779170, 31558340]

約数ペア:

[(1, 31558340), (2, 15779170), (4, 7889585), (5, 6311668), (10, 3155834), (11, 2868940), (20, 1577917), (22, 1434470), (44, 717235), (55, 573788), (67, 471020), (110, 286894), (134, 235510), (220, 143447), (268, 117755), (335, 94204), (670, 47102), (737, 42820), (1340, 23551), (1474, 21410), (2141, 14740), (2948, 10705), (3685, 8564), (4282, 7370)]