31391190

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{3919}}^1$

素因数の和:4021

約数の個数: 48

約数和(自身を含む): 82555200

約数和(自身を除く): 51164010

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 89, 90, 178, 267, 445, 534, 801, 890, 1335, 1602, 2670, 3919, 4005, 7838, 8010, 11757, 19595, 23514, 35271, 39190, 58785, 70542, 117570, 176355, 348791, 352710, 697582, 1046373, 1743955, 2092746, 3139119, 3487910, 5231865, 6278238, 10463730, 15695595, 31391190]

約数ペア:

[(1, 31391190), (2, 15695595), (3, 10463730), (5, 6278238), (6, 5231865), (9, 3487910), (10, 3139119), (15, 2092746), (18, 1743955), (30, 1046373), (45, 697582), (89, 352710), (90, 348791), (178, 176355), (267, 117570), (445, 70542), (534, 58785), (801, 39190), (890, 35271), (1335, 23514), (1602, 19595), (2670, 11757), (3919, 8010), (4005, 7838)]