1871190

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1223}}^1$

素因数の和:1253

約数の個数: 48

約数和(自身を含む): 5155488

約数和(自身を除く): 3284298

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 30, 34, 45, 51, 85, 90, 102, 153, 170, 255, 306, 510, 765, 1223, 1530, 2446, 3669, 6115, 7338, 11007, 12230, 18345, 20791, 22014, 36690, 41582, 55035, 62373, 103955, 110070, 124746, 187119, 207910, 311865, 374238, 623730, 935595, 1871190]

約数ペア:

[(1, 1871190), (2, 935595), (3, 623730), (5, 374238), (6, 311865), (9, 207910), (10, 187119), (15, 124746), (17, 110070), (18, 103955), (30, 62373), (34, 55035), (45, 41582), (51, 36690), (85, 22014), (90, 20791), (102, 18345), (153, 12230), (170, 11007), (255, 7338), (306, 6115), (510, 3669), (765, 2446), (1223, 1530)]