3990517120

素因数分解:

$2^7\times 5^1\times {\mathrm{1721}}^1\times {\mathrm{3623}}^1$

素因数の和:5363

約数の個数: 64

約数和(自身を含む): 9548007840

約数和(自身を除く): 5557490720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 1721, 3442, 3623, 6884, 7246, 8605, 13768, 14492, 17210, 18115, 27536, 28984, 34420, 36230, 55072, 57968, 68840, 72460, 110144, 115936, 137680, 144920, 220288, 231872, 275360, 289840, 463744, 550720, 579680, 1101440, 1159360, 2318720, 6235183, 12470366, 24940732, 31175915, 49881464, 62351830, 99762928, 124703660, 199525856, 249407320, 399051712, 498814640, 798103424, 997629280, 1995258560, 3990517120]

約数ペア:

[(1, 3990517120), (2, 1995258560), (4, 997629280), (5, 798103424), (8, 498814640), (10, 399051712), (16, 249407320), (20, 199525856), (32, 124703660), (40, 99762928), (64, 62351830), (80, 49881464), (128, 31175915), (160, 24940732), (320, 12470366), (640, 6235183), (1721, 2318720), (3442, 1159360), (3623, 1101440), (6884, 579680), (7246, 550720), (8605, 463744), (13768, 289840), (14492, 275360), (17210, 231872), (18115, 220288), (27536, 144920), (28984, 137680), (34420, 115936), (36230, 110144), (55072, 72460), (57968, 68840)]