20235933440

素因数分解:

$2^8\times 5^1\times {\mathrm{37}}^1\times {\mathrm{427279}}^1$

素因数の和:427337

約数の個数: 72

約数和(自身を含む): 49781538240

約数和(自身を除く): 29545604800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 64, 74, 80, 128, 148, 160, 185, 256, 296, 320, 370, 592, 640, 740, 1184, 1280, 1480, 2368, 2960, 4736, 5920, 9472, 11840, 23680, 47360, 427279, 854558, 1709116, 2136395, 3418232, 4272790, 6836464, 8545580, 13672928, 15809323, 17091160, 27345856, 31618646, 34182320, 54691712, 63237292, 68364640, 79046615, 109383424, 126474584, 136729280, 158093230, 252949168, 273458560, 316186460, 505898336, 546917120, 632372920, 1011796672, 1264745840, 2023593344, 2529491680, 4047186688, 5058983360, 10117966720, 20235933440]

約数ペア:

[(1, 20235933440), (2, 10117966720), (4, 5058983360), (5, 4047186688), (8, 2529491680), (10, 2023593344), (16, 1264745840), (20, 1011796672), (32, 632372920), (37, 546917120), (40, 505898336), (64, 316186460), (74, 273458560), (80, 252949168), (128, 158093230), (148, 136729280), (160, 126474584), (185, 109383424), (256, 79046615), (296, 68364640), (320, 63237292), (370, 54691712), (592, 34182320), (640, 31618646), (740, 27345856), (1184, 17091160), (1280, 15809323), (1480, 13672928), (2368, 8545580), (2960, 6836464), (4736, 4272790), (5920, 3418232), (9472, 2136395), (11840, 1709116), (23680, 854558), (47360, 427279)]