4939880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{109}}^1$

素因数の和:234

約数の個数: 64

約数和(自身を含む): 12355200

約数和(自身を除く): 7415320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 103, 109, 110, 206, 218, 220, 412, 436, 440, 515, 545, 824, 872, 1030, 1090, 1133, 1199, 2060, 2180, 2266, 2398, 4120, 4360, 4532, 4796, 5665, 5995, 9064, 9592, 11227, 11330, 11990, 22454, 22660, 23980, 44908, 45320, 47960, 56135, 89816, 112270, 123497, 224540, 246994, 449080, 493988, 617485, 987976, 1234970, 2469940, 4939880]

約数ペア:

[(1, 4939880), (2, 2469940), (4, 1234970), (5, 987976), (8, 617485), (10, 493988), (11, 449080), (20, 246994), (22, 224540), (40, 123497), (44, 112270), (55, 89816), (88, 56135), (103, 47960), (109, 45320), (110, 44908), (206, 23980), (218, 22660), (220, 22454), (412, 11990), (436, 11330), (440, 11227), (515, 9592), (545, 9064), (824, 5995), (872, 5665), (1030, 4796), (1090, 4532), (1133, 4360), (1199, 4120), (2060, 2398), (2180, 2266)]