15277420

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{601}}^1$

素因数の和:682

約数の個数: 48

約数和(自身を含む): 33981696

約数和(自身を除く): 18704276

約数列:

[1, 2, 4, 5, 10, 20, 31, 41, 62, 82, 124, 155, 164, 205, 310, 410, 601, 620, 820, 1202, 1271, 2404, 2542, 3005, 5084, 6010, 6355, 12020, 12710, 18631, 24641, 25420, 37262, 49282, 74524, 93155, 98564, 123205, 186310, 246410, 372620, 492820, 763871, 1527742, 3055484, 3819355, 7638710, 15277420]

約数ペア:

[(1, 15277420), (2, 7638710), (4, 3819355), (5, 3055484), (10, 1527742), (20, 763871), (31, 492820), (41, 372620), (62, 246410), (82, 186310), (124, 123205), (155, 98564), (164, 93155), (205, 74524), (310, 49282), (410, 37262), (601, 25420), (620, 24641), (820, 18631), (1202, 12710), (1271, 12020), (2404, 6355), (2542, 6010), (3005, 5084)]