2698778890

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1\times {\mathrm{48953}}^1$

素因数の和:49146

約数の個数: 32

約数和(自身を含む): 5022680400

約数和(自身を除く): 2323901510

約数列:

[1, 2, 5, 10, 37, 74, 149, 185, 298, 370, 745, 1490, 5513, 11026, 27565, 48953, 55130, 97906, 244765, 489530, 1811261, 3622522, 7293997, 9056305, 14587994, 18112610, 36469985, 72939970, 269877889, 539755778, 1349389445, 2698778890]

約数ペア:

[(1, 2698778890), (2, 1349389445), (5, 539755778), (10, 269877889), (37, 72939970), (74, 36469985), (149, 18112610), (185, 14587994), (298, 9056305), (370, 7293997), (745, 3622522), (1490, 1811261), (5513, 489530), (11026, 244765), (27565, 97906), (48953, 55130)]