219030860

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{569}}^1\times {\mathrm{1013}}^1$

素因数の和:1610

約数の個数: 48

約数和(自身を含む): 485503200

約数和(自身を除く): 266472340

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 569, 1013, 1138, 2026, 2276, 2845, 4052, 5065, 5690, 10130, 10811, 11380, 19247, 20260, 21622, 38494, 43244, 54055, 76988, 96235, 108110, 192470, 216220, 384940, 576397, 1152794, 2305588, 2881985, 5763970, 10951543, 11527940, 21903086, 43806172, 54757715, 109515430, 219030860]

約数ペア:

[(1, 219030860), (2, 109515430), (4, 54757715), (5, 43806172), (10, 21903086), (19, 11527940), (20, 10951543), (38, 5763970), (76, 2881985), (95, 2305588), (190, 1152794), (380, 576397), (569, 384940), (1013, 216220), (1138, 192470), (2026, 108110), (2276, 96235), (2845, 76988), (4052, 54055), (5065, 43244), (5690, 38494), (10130, 21622), (10811, 20260), (11380, 19247)]