13393660

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{173}}^1$

素因数の和:275

約数の個数: 72

約数和(自身を含む): 33324480

約数和(自身を除く): 19930820

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 79, 98, 140, 158, 173, 196, 245, 316, 346, 395, 490, 553, 692, 790, 865, 980, 1106, 1211, 1580, 1730, 2212, 2422, 2765, 3460, 3871, 4844, 5530, 6055, 7742, 8477, 11060, 12110, 13667, 15484, 16954, 19355, 24220, 27334, 33908, 38710, 42385, 54668, 68335, 77420, 84770, 95669, 136670, 169540, 191338, 273340, 382676, 478345, 669683, 956690, 1339366, 1913380, 2678732, 3348415, 6696830, 13393660]

約数ペア:

[(1, 13393660), (2, 6696830), (4, 3348415), (5, 2678732), (7, 1913380), (10, 1339366), (14, 956690), (20, 669683), (28, 478345), (35, 382676), (49, 273340), (70, 191338), (79, 169540), (98, 136670), (140, 95669), (158, 84770), (173, 77420), (196, 68335), (245, 54668), (316, 42385), (346, 38710), (395, 33908), (490, 27334), (553, 24220), (692, 19355), (790, 16954), (865, 15484), (980, 13667), (1106, 12110), (1211, 11060), (1580, 8477), (1730, 7742), (2212, 6055), (2422, 5530), (2765, 4844), (3460, 3871)]