384695120

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{155119}}^1$

素因数の和:155163

約数の個数: 40

約数和(自身を含む): 923274240

約数和(自身を除く): 538579120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 155119, 310238, 620476, 775595, 1240952, 1551190, 2481904, 3102380, 4808689, 6204760, 9617378, 12409520, 19234756, 24043445, 38469512, 48086890, 76939024, 96173780, 192347560, 384695120]

約数ペア:

[(1, 384695120), (2, 192347560), (4, 96173780), (5, 76939024), (8, 48086890), (10, 38469512), (16, 24043445), (20, 19234756), (31, 12409520), (40, 9617378), (62, 6204760), (80, 4808689), (124, 3102380), (155, 2481904), (248, 1551190), (310, 1240952), (496, 775595), (620, 620476), (1240, 310238), (2480, 155119)]