24721840

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2161}}^1$

素因数の和:2198

約数の個数: 80

約数和(自身を含む): 67558176

約数和(自身を除く): 42836336

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 40, 44, 52, 55, 65, 80, 88, 104, 110, 130, 143, 176, 208, 220, 260, 286, 440, 520, 572, 715, 880, 1040, 1144, 1430, 2161, 2288, 2860, 4322, 5720, 8644, 10805, 11440, 17288, 21610, 23771, 28093, 34576, 43220, 47542, 56186, 86440, 95084, 112372, 118855, 140465, 172880, 190168, 224744, 237710, 280930, 309023, 380336, 449488, 475420, 561860, 618046, 950840, 1123720, 1236092, 1545115, 1901680, 2247440, 2472184, 3090230, 4944368, 6180460, 12360920, 24721840]

約数ペア:

[(1, 24721840), (2, 12360920), (4, 6180460), (5, 4944368), (8, 3090230), (10, 2472184), (11, 2247440), (13, 1901680), (16, 1545115), (20, 1236092), (22, 1123720), (26, 950840), (40, 618046), (44, 561860), (52, 475420), (55, 449488), (65, 380336), (80, 309023), (88, 280930), (104, 237710), (110, 224744), (130, 190168), (143, 172880), (176, 140465), (208, 118855), (220, 112372), (260, 95084), (286, 86440), (440, 56186), (520, 47542), (572, 43220), (715, 34576), (880, 28093), (1040, 23771), (1144, 21610), (1430, 17288), (2161, 11440), (2288, 10805), (2860, 8644), (4322, 5720)]