399524940

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{739861}}^1$

素因数の和:739879

約数の個数: 48

約数和(自身を含む): 1242968160

約数和(自身を除く): 843443220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 739861, 1479722, 2219583, 2959444, 3699305, 4439166, 6658749, 7398610, 8878332, 11097915, 13317498, 14797220, 19976247, 22195830, 26634996, 33293745, 39952494, 44391660, 66587490, 79904988, 99881235, 133174980, 199762470, 399524940]

約数ペア:

[(1, 399524940), (2, 199762470), (3, 133174980), (4, 99881235), (5, 79904988), (6, 66587490), (9, 44391660), (10, 39952494), (12, 33293745), (15, 26634996), (18, 22195830), (20, 19976247), (27, 14797220), (30, 13317498), (36, 11097915), (45, 8878332), (54, 7398610), (60, 6658749), (90, 4439166), (108, 3699305), (135, 2959444), (180, 2219583), (270, 1479722), (540, 739861)]