386378580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{919949}}^1$

素因数の和:919968

約数の個数: 48

約数和(自身を含む): 1236412800

約数和(自身を除く): 850034220

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 919949, 1839898, 2759847, 3679796, 4599745, 5519694, 6439643, 9199490, 11039388, 12879286, 13799235, 18398980, 19318929, 25758572, 27598470, 32198215, 38637858, 55196940, 64396430, 77275716, 96594645, 128792860, 193189290, 386378580]

約数ペア:

[(1, 386378580), (2, 193189290), (3, 128792860), (4, 96594645), (5, 77275716), (6, 64396430), (7, 55196940), (10, 38637858), (12, 32198215), (14, 27598470), (15, 25758572), (20, 19318929), (21, 18398980), (28, 13799235), (30, 12879286), (35, 11039388), (42, 9199490), (60, 6439643), (70, 5519694), (84, 4599745), (105, 3679796), (140, 2759847), (210, 1839898), (420, 919949)]