138650440

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{150707}}^1$

素因数の和:150741

約数の個数: 32

約数和(自身を含む): 325529280

約数和(自身を除く): 186878840

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 150707, 301414, 602828, 753535, 1205656, 1507070, 3014140, 3466261, 6028280, 6932522, 13865044, 17331305, 27730088, 34662610, 69325220, 138650440]

約数ペア:

[(1, 138650440), (2, 69325220), (4, 34662610), (5, 27730088), (8, 17331305), (10, 13865044), (20, 6932522), (23, 6028280), (40, 3466261), (46, 3014140), (92, 1507070), (115, 1205656), (184, 753535), (230, 602828), (460, 301414), (920, 150707)]