66841240

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{2377}}^1$

素因数の和:2444

約数の個数: 64

約数和(自身を含む): 162655200

約数和(自身を除く): 95813960

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 37, 38, 40, 74, 76, 95, 148, 152, 185, 190, 296, 370, 380, 703, 740, 760, 1406, 1480, 2377, 2812, 3515, 4754, 5624, 7030, 9508, 11885, 14060, 19016, 23770, 28120, 45163, 47540, 87949, 90326, 95080, 175898, 180652, 225815, 351796, 361304, 439745, 451630, 703592, 879490, 903260, 1671031, 1758980, 1806520, 3342062, 3517960, 6684124, 8355155, 13368248, 16710310, 33420620, 66841240]

約数ペア:

[(1, 66841240), (2, 33420620), (4, 16710310), (5, 13368248), (8, 8355155), (10, 6684124), (19, 3517960), (20, 3342062), (37, 1806520), (38, 1758980), (40, 1671031), (74, 903260), (76, 879490), (95, 703592), (148, 451630), (152, 439745), (185, 361304), (190, 351796), (296, 225815), (370, 180652), (380, 175898), (703, 95080), (740, 90326), (760, 87949), (1406, 47540), (1480, 45163), (2377, 28120), (2812, 23770), (3515, 19016), (4754, 14060), (5624, 11885), (7030, 9508)]