16623440

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{6703}}^1$

素因数の和:6747

約数の個数: 40

約数和(自身を含む): 39902208

約数和(自身を除く): 23278768

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 6703, 13406, 26812, 33515, 53624, 67030, 107248, 134060, 207793, 268120, 415586, 536240, 831172, 1038965, 1662344, 2077930, 3324688, 4155860, 8311720, 16623440]

約数ペア:

[(1, 16623440), (2, 8311720), (4, 4155860), (5, 3324688), (8, 2077930), (10, 1662344), (16, 1038965), (20, 831172), (31, 536240), (40, 415586), (62, 268120), (80, 207793), (124, 134060), (155, 107248), (248, 67030), (310, 53624), (496, 33515), (620, 26812), (1240, 13406), (2480, 6703)]