30237420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{3847}}^1$

素因数の和:3990

約数の個数: 48

約数和(自身を含む): 85333248

約数和(自身を除く): 55095828

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 131, 262, 393, 524, 655, 786, 1310, 1572, 1965, 2620, 3847, 3930, 7694, 7860, 11541, 15388, 19235, 23082, 38470, 46164, 57705, 76940, 115410, 230820, 503957, 1007914, 1511871, 2015828, 2519785, 3023742, 5039570, 6047484, 7559355, 10079140, 15118710, 30237420]

約数ペア:

[(1, 30237420), (2, 15118710), (3, 10079140), (4, 7559355), (5, 6047484), (6, 5039570), (10, 3023742), (12, 2519785), (15, 2015828), (20, 1511871), (30, 1007914), (60, 503957), (131, 230820), (262, 115410), (393, 76940), (524, 57705), (655, 46164), (786, 38470), (1310, 23082), (1572, 19235), (1965, 15388), (2620, 11541), (3847, 7860), (3930, 7694)]