15430220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3491}}^1$

素因数の和:3530

約数の個数: 48

約数和(自身を含む): 36959328

約数和(自身を除く): 21529108

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 340, 442, 884, 1105, 2210, 3491, 4420, 6982, 13964, 17455, 34910, 45383, 59347, 69820, 90766, 118694, 181532, 226915, 237388, 296735, 453830, 593470, 771511, 907660, 1186940, 1543022, 3086044, 3857555, 7715110, 15430220]

約数ペア:

[(1, 15430220), (2, 7715110), (4, 3857555), (5, 3086044), (10, 1543022), (13, 1186940), (17, 907660), (20, 771511), (26, 593470), (34, 453830), (52, 296735), (65, 237388), (68, 226915), (85, 181532), (130, 118694), (170, 90766), (221, 69820), (260, 59347), (340, 45383), (442, 34910), (884, 17455), (1105, 13964), (2210, 6982), (3491, 4420)]