890684430

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1290847}}^1$

素因数の和:1290880

約数の個数: 32

約数和(自身を含む): 2230585344

約数和(自身を除く): 1339900914

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 690, 1290847, 2581694, 3872541, 6454235, 7745082, 12908470, 19362705, 29689481, 38725410, 59378962, 89068443, 148447405, 178136886, 296894810, 445342215, 890684430]

約数ペア:

[(1, 890684430), (2, 445342215), (3, 296894810), (5, 178136886), (6, 148447405), (10, 89068443), (15, 59378962), (23, 38725410), (30, 29689481), (46, 19362705), (69, 12908470), (115, 7745082), (138, 6454235), (230, 3872541), (345, 2581694), (690, 1290847)]