2893118980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{61}}^1\times {\mathrm{6569}}^1$

素因数の和:6677

約数の個数: 72

約数和(自身を含む): 6518254680

約数和(自身を除く): 3625135700

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 61, 76, 95, 122, 190, 244, 305, 361, 380, 610, 722, 1159, 1220, 1444, 1805, 2318, 3610, 4636, 5795, 6569, 7220, 11590, 13138, 22021, 23180, 26276, 32845, 44042, 65690, 88084, 110105, 124811, 131380, 220210, 249622, 400709, 440420, 499244, 624055, 801418, 1248110, 1602836, 2003545, 2371409, 2496220, 4007090, 4742818, 7613471, 8014180, 9485636, 11857045, 15226942, 23714090, 30453884, 38067355, 47428180, 76134710, 144655949, 152269420, 289311898, 578623796, 723279745, 1446559490, 2893118980]

約数ペア:

[(1, 2893118980), (2, 1446559490), (4, 723279745), (5, 578623796), (10, 289311898), (19, 152269420), (20, 144655949), (38, 76134710), (61, 47428180), (76, 38067355), (95, 30453884), (122, 23714090), (190, 15226942), (244, 11857045), (305, 9485636), (361, 8014180), (380, 7613471), (610, 4742818), (722, 4007090), (1159, 2496220), (1220, 2371409), (1444, 2003545), (1805, 1602836), (2318, 1248110), (3610, 801418), (4636, 624055), (5795, 499244), (6569, 440420), (7220, 400709), (11590, 249622), (13138, 220210), (22021, 131380), (23180, 124811), (26276, 110105), (32845, 88084), (44042, 65690)]