19309280

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{229}}^1$

素因数の和:292

約数の個数: 96

約数和(自身を含む): 50077440

約数和(自身を除く): 30768160

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 31, 32, 34, 40, 62, 68, 80, 85, 124, 136, 155, 160, 170, 229, 248, 272, 310, 340, 458, 496, 527, 544, 620, 680, 916, 992, 1054, 1145, 1240, 1360, 1832, 2108, 2290, 2480, 2635, 2720, 3664, 3893, 4216, 4580, 4960, 5270, 7099, 7328, 7786, 8432, 9160, 10540, 14198, 15572, 16864, 18320, 19465, 21080, 28396, 31144, 35495, 36640, 38930, 42160, 56792, 62288, 70990, 77860, 84320, 113584, 120683, 124576, 141980, 155720, 227168, 241366, 283960, 311440, 482732, 567920, 603415, 622880, 965464, 1135840, 1206830, 1930928, 2413660, 3861856, 4827320, 9654640, 19309280]

約数ペア:

[(1, 19309280), (2, 9654640), (4, 4827320), (5, 3861856), (8, 2413660), (10, 1930928), (16, 1206830), (17, 1135840), (20, 965464), (31, 622880), (32, 603415), (34, 567920), (40, 482732), (62, 311440), (68, 283960), (80, 241366), (85, 227168), (124, 155720), (136, 141980), (155, 124576), (160, 120683), (170, 113584), (229, 84320), (248, 77860), (272, 70990), (310, 62288), (340, 56792), (458, 42160), (496, 38930), (527, 36640), (544, 35495), (620, 31144), (680, 28396), (916, 21080), (992, 19465), (1054, 18320), (1145, 16864), (1240, 15572), (1360, 14198), (1832, 10540), (2108, 9160), (2290, 8432), (2480, 7786), (2635, 7328), (2720, 7099), (3664, 5270), (3893, 4960), (4216, 4580)]