20758560

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{733}}^1$

素因数の和:810

約数の個数: 96

約数和(自身を含む): 66588480

約数和(自身を除く): 45829920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 59, 60, 80, 96, 118, 120, 160, 177, 236, 240, 295, 354, 472, 480, 590, 708, 733, 885, 944, 1180, 1416, 1466, 1770, 1888, 2199, 2360, 2832, 2932, 3540, 3665, 4398, 4720, 5664, 5864, 7080, 7330, 8796, 9440, 10995, 11728, 14160, 14660, 17592, 21990, 23456, 28320, 29320, 35184, 43247, 43980, 58640, 70368, 86494, 87960, 117280, 129741, 172988, 175920, 216235, 259482, 345976, 351840, 432470, 518964, 648705, 691952, 864940, 1037928, 1297410, 1383904, 1729880, 2075856, 2594820, 3459760, 4151712, 5189640, 6919520, 10379280, 20758560]

約数ペア:

[(1, 20758560), (2, 10379280), (3, 6919520), (4, 5189640), (5, 4151712), (6, 3459760), (8, 2594820), (10, 2075856), (12, 1729880), (15, 1383904), (16, 1297410), (20, 1037928), (24, 864940), (30, 691952), (32, 648705), (40, 518964), (48, 432470), (59, 351840), (60, 345976), (80, 259482), (96, 216235), (118, 175920), (120, 172988), (160, 129741), (177, 117280), (236, 87960), (240, 86494), (295, 70368), (354, 58640), (472, 43980), (480, 43247), (590, 35184), (708, 29320), (733, 28320), (885, 23456), (944, 21990), (1180, 17592), (1416, 14660), (1466, 14160), (1770, 11728), (1888, 10995), (2199, 9440), (2360, 8796), (2832, 7330), (2932, 7080), (3540, 5864), (3665, 5664), (4398, 4720)]