28219520

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{6299}}^1$

素因数の和:6325

約数の個数: 64

約数和(自身を含む): 77112000

約数和(自身を除く): 48892480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 280, 320, 448, 560, 640, 896, 1120, 2240, 4480, 6299, 12598, 25196, 31495, 44093, 50392, 62990, 88186, 100784, 125980, 176372, 201568, 220465, 251960, 352744, 403136, 440930, 503920, 705488, 806272, 881860, 1007840, 1410976, 1763720, 2015680, 2821952, 3527440, 4031360, 5643904, 7054880, 14109760, 28219520]

約数ペア:

[(1, 28219520), (2, 14109760), (4, 7054880), (5, 5643904), (7, 4031360), (8, 3527440), (10, 2821952), (14, 2015680), (16, 1763720), (20, 1410976), (28, 1007840), (32, 881860), (35, 806272), (40, 705488), (56, 503920), (64, 440930), (70, 403136), (80, 352744), (112, 251960), (128, 220465), (140, 201568), (160, 176372), (224, 125980), (280, 100784), (320, 88186), (448, 62990), (560, 50392), (640, 44093), (896, 31495), (1120, 25196), (2240, 12598), (4480, 6299)]