2662590

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{409}}^1$

素因数の和:457

約数の個数: 64

約数和(自身を含む): 7557120

約数和(自身を除く): 4894530

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 31, 35, 42, 62, 70, 93, 105, 155, 186, 210, 217, 310, 409, 434, 465, 651, 818, 930, 1085, 1227, 1302, 2045, 2170, 2454, 2863, 3255, 4090, 5726, 6135, 6510, 8589, 12270, 12679, 14315, 17178, 25358, 28630, 38037, 42945, 63395, 76074, 85890, 88753, 126790, 177506, 190185, 266259, 380370, 443765, 532518, 887530, 1331295, 2662590]

約数ペア:

[(1, 2662590), (2, 1331295), (3, 887530), (5, 532518), (6, 443765), (7, 380370), (10, 266259), (14, 190185), (15, 177506), (21, 126790), (30, 88753), (31, 85890), (35, 76074), (42, 63395), (62, 42945), (70, 38037), (93, 28630), (105, 25358), (155, 17178), (186, 14315), (210, 12679), (217, 12270), (310, 8589), (409, 6510), (434, 6135), (465, 5726), (651, 4090), (818, 3255), (930, 2863), (1085, 2454), (1227, 2170), (1302, 2045)]