15472940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{1399}}^1$

素因数の和:1494

約数の個数: 48

約数和(自身を含む): 37632000

約数和(自身を除く): 22159060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 79, 140, 158, 316, 395, 553, 790, 1106, 1399, 1580, 2212, 2765, 2798, 5530, 5596, 6995, 9793, 11060, 13990, 19586, 27980, 39172, 48965, 97930, 110521, 195860, 221042, 442084, 552605, 773647, 1105210, 1547294, 2210420, 3094588, 3868235, 7736470, 15472940]

約数ペア:

[(1, 15472940), (2, 7736470), (4, 3868235), (5, 3094588), (7, 2210420), (10, 1547294), (14, 1105210), (20, 773647), (28, 552605), (35, 442084), (70, 221042), (79, 195860), (140, 110521), (158, 97930), (316, 48965), (395, 39172), (553, 27980), (790, 19586), (1106, 13990), (1399, 11060), (1580, 9793), (2212, 6995), (2765, 5596), (2798, 5530)]