28131960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{3499}}^1$

素因数の和:3580

約数の個数: 64

約数和(自身を含む): 85680000

約数和(自身を除く): 57548040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 67, 120, 134, 201, 268, 335, 402, 536, 670, 804, 1005, 1340, 1608, 2010, 2680, 3499, 4020, 6998, 8040, 10497, 13996, 17495, 20994, 27992, 34990, 41988, 52485, 69980, 83976, 104970, 139960, 209940, 234433, 419880, 468866, 703299, 937732, 1172165, 1406598, 1875464, 2344330, 2813196, 3516495, 4688660, 5626392, 7032990, 9377320, 14065980, 28131960]

約数ペア:

[(1, 28131960), (2, 14065980), (3, 9377320), (4, 7032990), (5, 5626392), (6, 4688660), (8, 3516495), (10, 2813196), (12, 2344330), (15, 1875464), (20, 1406598), (24, 1172165), (30, 937732), (40, 703299), (60, 468866), (67, 419880), (120, 234433), (134, 209940), (201, 139960), (268, 104970), (335, 83976), (402, 69980), (536, 52485), (670, 41988), (804, 34990), (1005, 27992), (1340, 20994), (1608, 17495), (2010, 13996), (2680, 10497), (3499, 8040), (4020, 6998)]