260018680

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{233}}^1\times {\mathrm{1213}}^1$

素因数の和:1480

約数の個数: 64

約数和(自身を含む): 613604160

約数和(自身を除く): 353585480

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 233, 460, 466, 920, 932, 1165, 1213, 1864, 2330, 2426, 4660, 4852, 5359, 6065, 9320, 9704, 10718, 12130, 21436, 24260, 26795, 27899, 42872, 48520, 53590, 55798, 107180, 111596, 139495, 214360, 223192, 278990, 282629, 557980, 565258, 1115960, 1130516, 1413145, 2261032, 2826290, 5652580, 6500467, 11305160, 13000934, 26001868, 32502335, 52003736, 65004670, 130009340, 260018680]

約数ペア:

[(1, 260018680), (2, 130009340), (4, 65004670), (5, 52003736), (8, 32502335), (10, 26001868), (20, 13000934), (23, 11305160), (40, 6500467), (46, 5652580), (92, 2826290), (115, 2261032), (184, 1413145), (230, 1130516), (233, 1115960), (460, 565258), (466, 557980), (920, 282629), (932, 278990), (1165, 223192), (1213, 214360), (1864, 139495), (2330, 111596), (2426, 107180), (4660, 55798), (4852, 53590), (5359, 48520), (6065, 42872), (9320, 27899), (9704, 26795), (10718, 24260), (12130, 21436)]