1406940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{179}}^1$

素因数の和:322

約数の個数: 48

約数和(自身を含む): 3991680

約数和(自身を除く): 2584740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 131, 179, 262, 358, 393, 524, 537, 655, 716, 786, 895, 1074, 1310, 1572, 1790, 1965, 2148, 2620, 2685, 3580, 3930, 5370, 7860, 10740, 23449, 46898, 70347, 93796, 117245, 140694, 234490, 281388, 351735, 468980, 703470, 1406940]

約数ペア:

[(1, 1406940), (2, 703470), (3, 468980), (4, 351735), (5, 281388), (6, 234490), (10, 140694), (12, 117245), (15, 93796), (20, 70347), (30, 46898), (60, 23449), (131, 10740), (179, 7860), (262, 5370), (358, 3930), (393, 3580), (524, 2685), (537, 2620), (655, 2148), (716, 1965), (786, 1790), (895, 1572), (1074, 1310)]