38451280

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{577}}^1$

素因数の和:621

約数の個数: 120

約数和(自身を含む): 110303208

約数和(自身を除く): 71851928

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 34, 35, 40, 49, 56, 68, 70, 80, 85, 98, 112, 119, 136, 140, 170, 196, 238, 245, 272, 280, 340, 392, 476, 490, 560, 577, 595, 680, 784, 833, 952, 980, 1154, 1190, 1360, 1666, 1904, 1960, 2308, 2380, 2885, 3332, 3920, 4039, 4165, 4616, 4760, 5770, 6664, 8078, 8330, 9232, 9520, 9809, 11540, 13328, 16156, 16660, 19618, 20195, 23080, 28273, 32312, 33320, 39236, 40390, 46160, 49045, 56546, 64624, 66640, 68663, 78472, 80780, 98090, 113092, 137326, 141365, 156944, 161560, 196180, 226184, 274652, 282730, 323120, 343315, 392360, 452368, 480641, 549304, 565460, 686630, 784720, 961282, 1098608, 1130920, 1373260, 1922564, 2261840, 2403205, 2746520, 3845128, 4806410, 5493040, 7690256, 9612820, 19225640, 38451280]

約数ペア:

[(1, 38451280), (2, 19225640), (4, 9612820), (5, 7690256), (7, 5493040), (8, 4806410), (10, 3845128), (14, 2746520), (16, 2403205), (17, 2261840), (20, 1922564), (28, 1373260), (34, 1130920), (35, 1098608), (40, 961282), (49, 784720), (56, 686630), (68, 565460), (70, 549304), (80, 480641), (85, 452368), (98, 392360), (112, 343315), (119, 323120), (136, 282730), (140, 274652), (170, 226184), (196, 196180), (238, 161560), (245, 156944), (272, 141365), (280, 137326), (340, 113092), (392, 98090), (476, 80780), (490, 78472), (560, 68663), (577, 66640), (595, 64624), (680, 56546), (784, 49045), (833, 46160), (952, 40390), (980, 39236), (1154, 33320), (1190, 32312), (1360, 28273), (1666, 23080), (1904, 20195), (1960, 19618), (2308, 16660), (2380, 16156), (2885, 13328), (3332, 11540), (3920, 9809), (4039, 9520), (4165, 9232), (4616, 8330), (4760, 8078), (5770, 6664)]