840560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1$

素因数の和:118

約数の個数: 80

約数和(自身を含む): 2380800

約数和(自身を除く): 1540240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 56, 70, 76, 79, 80, 95, 112, 133, 140, 152, 158, 190, 266, 280, 304, 316, 380, 395, 532, 553, 560, 632, 665, 760, 790, 1064, 1106, 1264, 1330, 1501, 1520, 1580, 2128, 2212, 2660, 2765, 3002, 3160, 4424, 5320, 5530, 6004, 6320, 7505, 8848, 10507, 10640, 11060, 12008, 15010, 21014, 22120, 24016, 30020, 42028, 44240, 52535, 60040, 84056, 105070, 120080, 168112, 210140, 420280, 840560]

約数ペア:

[(1, 840560), (2, 420280), (4, 210140), (5, 168112), (7, 120080), (8, 105070), (10, 84056), (14, 60040), (16, 52535), (19, 44240), (20, 42028), (28, 30020), (35, 24016), (38, 22120), (40, 21014), (56, 15010), (70, 12008), (76, 11060), (79, 10640), (80, 10507), (95, 8848), (112, 7505), (133, 6320), (140, 6004), (152, 5530), (158, 5320), (190, 4424), (266, 3160), (280, 3002), (304, 2765), (316, 2660), (380, 2212), (395, 2128), (532, 1580), (553, 1520), (560, 1501), (632, 1330), (665, 1264), (760, 1106), (790, 1064)]