2816393180

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{121501}}^1$

素因数の和:121590

約数の個数: 48

約数和(自身を含む): 6327824160

約数和(自身を除く): 3511430980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 61, 76, 95, 122, 190, 244, 305, 380, 610, 1159, 1220, 2318, 4636, 5795, 11590, 23180, 121501, 243002, 486004, 607505, 1215010, 2308519, 2430020, 4617038, 7411561, 9234076, 11542595, 14823122, 23085190, 29646244, 37057805, 46170380, 74115610, 140819659, 148231220, 281639318, 563278636, 704098295, 1408196590, 2816393180]

約数ペア:

[(1, 2816393180), (2, 1408196590), (4, 704098295), (5, 563278636), (10, 281639318), (19, 148231220), (20, 140819659), (38, 74115610), (61, 46170380), (76, 37057805), (95, 29646244), (122, 23085190), (190, 14823122), (244, 11542595), (305, 9234076), (380, 7411561), (610, 4617038), (1159, 2430020), (1220, 2308519), (2318, 1215010), (4636, 607505), (5795, 486004), (11590, 243002), (23180, 121501)]