2131950

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{61}}^1\times {\mathrm{233}}^1$

素因数の和:309

約数の個数: 48

約数和(自身を含む): 5396976

約数和(自身を除く): 3265026

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 61, 75, 122, 150, 183, 233, 305, 366, 466, 610, 699, 915, 1165, 1398, 1525, 1830, 2330, 3050, 3495, 4575, 5825, 6990, 9150, 11650, 14213, 17475, 28426, 34950, 42639, 71065, 85278, 142130, 213195, 355325, 426390, 710650, 1065975, 2131950]

約数ペア:

[(1, 2131950), (2, 1065975), (3, 710650), (5, 426390), (6, 355325), (10, 213195), (15, 142130), (25, 85278), (30, 71065), (50, 42639), (61, 34950), (75, 28426), (122, 17475), (150, 14213), (183, 11650), (233, 9150), (305, 6990), (366, 5825), (466, 4575), (610, 3495), (699, 3050), (915, 2330), (1165, 1830), (1398, 1525)]