1470980

素因数分解:

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

素因数の和:121

約数の個数: 72

約数和(自身を含む): 3830400

約数和(自身を除く): 2359420

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 49, 70, 76, 79, 95, 98, 133, 140, 158, 190, 196, 245, 266, 316, 380, 395, 490, 532, 553, 665, 790, 931, 980, 1106, 1330, 1501, 1580, 1862, 2212, 2660, 2765, 3002, 3724, 3871, 4655, 5530, 6004, 7505, 7742, 9310, 10507, 11060, 15010, 15484, 18620, 19355, 21014, 30020, 38710, 42028, 52535, 73549, 77420, 105070, 147098, 210140, 294196, 367745, 735490, 1470980]

約数ペア:

[(1, 1470980), (2, 735490), (4, 367745), (5, 294196), (7, 210140), (10, 147098), (14, 105070), (19, 77420), (20, 73549), (28, 52535), (35, 42028), (38, 38710), (49, 30020), (70, 21014), (76, 19355), (79, 18620), (95, 15484), (98, 15010), (133, 11060), (140, 10507), (158, 9310), (190, 7742), (196, 7505), (245, 6004), (266, 5530), (316, 4655), (380, 3871), (395, 3724), (490, 3002), (532, 2765), (553, 2660), (665, 2212), (790, 1862), (931, 1580), (980, 1501), (1106, 1330)]