31028360

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{727}}^1$

素因数の和:846

約数の個数: 64

約数和(自身を含む): 77051520

約数和(自身を除く): 46023160

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 97, 110, 194, 220, 388, 440, 485, 727, 776, 970, 1067, 1454, 1940, 2134, 2908, 3635, 3880, 4268, 5335, 5816, 7270, 7997, 8536, 10670, 14540, 15994, 21340, 29080, 31988, 39985, 42680, 63976, 70519, 79970, 141038, 159940, 282076, 319880, 352595, 564152, 705190, 775709, 1410380, 1551418, 2820760, 3102836, 3878545, 6205672, 7757090, 15514180, 31028360]

約数ペア:

[(1, 31028360), (2, 15514180), (4, 7757090), (5, 6205672), (8, 3878545), (10, 3102836), (11, 2820760), (20, 1551418), (22, 1410380), (40, 775709), (44, 705190), (55, 564152), (88, 352595), (97, 319880), (110, 282076), (194, 159940), (220, 141038), (388, 79970), (440, 70519), (485, 63976), (727, 42680), (776, 39985), (970, 31988), (1067, 29080), (1454, 21340), (1940, 15994), (2134, 14540), (2908, 10670), (3635, 8536), (3880, 7997), (4268, 7270), (5335, 5816)]