28342370

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{353}}^1$

素因数の和:435

約数の個数: 64

約数和(自身を含む): 61986816

約数和(自身を除く): 33644446

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 37, 62, 70, 74, 155, 185, 217, 259, 310, 353, 370, 434, 518, 706, 1085, 1147, 1295, 1765, 2170, 2294, 2471, 2590, 3530, 4942, 5735, 8029, 10943, 11470, 12355, 13061, 16058, 21886, 24710, 26122, 40145, 54715, 65305, 76601, 80290, 91427, 109430, 130610, 153202, 182854, 383005, 404891, 457135, 766010, 809782, 914270, 2024455, 2834237, 4048910, 5668474, 14171185, 28342370]

約数ペア:

[(1, 28342370), (2, 14171185), (5, 5668474), (7, 4048910), (10, 2834237), (14, 2024455), (31, 914270), (35, 809782), (37, 766010), (62, 457135), (70, 404891), (74, 383005), (155, 182854), (185, 153202), (217, 130610), (259, 109430), (310, 91427), (353, 80290), (370, 76601), (434, 65305), (518, 54715), (706, 40145), (1085, 26122), (1147, 24710), (1295, 21886), (1765, 16058), (2170, 13061), (2294, 12355), (2471, 11470), (2590, 10943), (3530, 8029), (4942, 5735)]