28561560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{12527}}^1$

素因数の和:12560

約数の個数: 64

約数和(自身を含む): 90201600

約数和(自身を除く): 61640040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 1140, 2280, 12527, 25054, 37581, 50108, 62635, 75162, 100216, 125270, 150324, 187905, 238013, 250540, 300648, 375810, 476026, 501080, 714039, 751620, 952052, 1190065, 1428078, 1503240, 1904104, 2380130, 2856156, 3570195, 4760260, 5712312, 7140390, 9520520, 14280780, 28561560]

約数ペア:

[(1, 28561560), (2, 14280780), (3, 9520520), (4, 7140390), (5, 5712312), (6, 4760260), (8, 3570195), (10, 2856156), (12, 2380130), (15, 1904104), (19, 1503240), (20, 1428078), (24, 1190065), (30, 952052), (38, 751620), (40, 714039), (57, 501080), (60, 476026), (76, 375810), (95, 300648), (114, 250540), (120, 238013), (152, 187905), (190, 150324), (228, 125270), (285, 100216), (380, 75162), (456, 62635), (570, 50108), (760, 37581), (1140, 25054), (2280, 12527)]