2727420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{347}}^1$

素因数の和:490

約数の個数: 48

約数和(自身を含む): 7717248

約数和(自身を除く): 4989828

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 131, 262, 347, 393, 524, 655, 694, 786, 1041, 1310, 1388, 1572, 1735, 1965, 2082, 2620, 3470, 3930, 4164, 5205, 6940, 7860, 10410, 20820, 45457, 90914, 136371, 181828, 227285, 272742, 454570, 545484, 681855, 909140, 1363710, 2727420]

約数ペア:

[(1, 2727420), (2, 1363710), (3, 909140), (4, 681855), (5, 545484), (6, 454570), (10, 272742), (12, 227285), (15, 181828), (20, 136371), (30, 90914), (60, 45457), (131, 20820), (262, 10410), (347, 7860), (393, 6940), (524, 5205), (655, 4164), (694, 3930), (786, 3470), (1041, 2620), (1310, 2082), (1388, 1965), (1572, 1735)]