2690010880

素因数分解:

$2^8\times 5^1\times {\mathrm{19}}^1\times {\mathrm{110609}}^1$

素因数の和:110649

約数の個数: 72

約数和(自身を含む): 6782605200

約数和(自身を除く): 4092594320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 256, 304, 320, 380, 608, 640, 760, 1216, 1280, 1520, 2432, 3040, 4864, 6080, 12160, 24320, 110609, 221218, 442436, 553045, 884872, 1106090, 1769744, 2101571, 2212180, 3539488, 4203142, 4424360, 7078976, 8406284, 8848720, 10507855, 14157952, 16812568, 17697440, 21015710, 28315904, 33625136, 35394880, 42031420, 67250272, 70789760, 84062840, 134500544, 141579520, 168125680, 269001088, 336251360, 538002176, 672502720, 1345005440, 2690010880]

約数ペア:

[(1, 2690010880), (2, 1345005440), (4, 672502720), (5, 538002176), (8, 336251360), (10, 269001088), (16, 168125680), (19, 141579520), (20, 134500544), (32, 84062840), (38, 70789760), (40, 67250272), (64, 42031420), (76, 35394880), (80, 33625136), (95, 28315904), (128, 21015710), (152, 17697440), (160, 16812568), (190, 14157952), (256, 10507855), (304, 8848720), (320, 8406284), (380, 7078976), (608, 4424360), (640, 4203142), (760, 3539488), (1216, 2212180), (1280, 2101571), (1520, 1769744), (2432, 1106090), (3040, 884872), (4864, 553045), (6080, 442436), (12160, 221218), (24320, 110609)]