19543400

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1$

素因数の和:211

約数の個数: 96

約数和(自身を含む): 49476000

約数和(自身を除く): 29932600

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 37, 38, 40, 50, 74, 76, 95, 100, 139, 148, 152, 185, 190, 200, 278, 296, 370, 380, 475, 556, 695, 703, 740, 760, 925, 950, 1112, 1390, 1406, 1480, 1850, 1900, 2641, 2780, 2812, 3475, 3515, 3700, 3800, 5143, 5282, 5560, 5624, 6950, 7030, 7400, 10286, 10564, 13205, 13900, 14060, 17575, 20572, 21128, 25715, 26410, 27800, 28120, 35150, 41144, 51430, 52820, 66025, 70300, 97717, 102860, 105640, 128575, 132050, 140600, 195434, 205720, 257150, 264100, 390868, 488585, 514300, 528200, 781736, 977170, 1028600, 1954340, 2442925, 3908680, 4885850, 9771700, 19543400]

約数ペア:

[(1, 19543400), (2, 9771700), (4, 4885850), (5, 3908680), (8, 2442925), (10, 1954340), (19, 1028600), (20, 977170), (25, 781736), (37, 528200), (38, 514300), (40, 488585), (50, 390868), (74, 264100), (76, 257150), (95, 205720), (100, 195434), (139, 140600), (148, 132050), (152, 128575), (185, 105640), (190, 102860), (200, 97717), (278, 70300), (296, 66025), (370, 52820), (380, 51430), (475, 41144), (556, 35150), (695, 28120), (703, 27800), (740, 26410), (760, 25715), (925, 21128), (950, 20572), (1112, 17575), (1390, 14060), (1406, 13900), (1480, 13205), (1850, 10564), (1900, 10286), (2641, 7400), (2780, 7030), (2812, 6950), (3475, 5624), (3515, 5560), (3700, 5282), (3800, 5143)]