2918690040

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{3474631}}^1$

素因数の和:3474652

約数の個数: 64

約数和(自身を含む): 10006940160

約数和(自身を除く): 7088250120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 3474631, 6949262, 10423893, 13898524, 17373155, 20847786, 24322417, 27797048, 34746310, 41695572, 48644834, 52119465, 69492620, 72967251, 83391144, 97289668, 104238930, 121612085, 138985240, 145934502, 194579336, 208477860, 243224170, 291869004, 364836255, 416955720, 486448340, 583738008, 729672510, 972896680, 1459345020, 2918690040]

約数ペア:

[(1, 2918690040), (2, 1459345020), (3, 972896680), (4, 729672510), (5, 583738008), (6, 486448340), (7, 416955720), (8, 364836255), (10, 291869004), (12, 243224170), (14, 208477860), (15, 194579336), (20, 145934502), (21, 138985240), (24, 121612085), (28, 104238930), (30, 97289668), (35, 83391144), (40, 72967251), (42, 69492620), (56, 52119465), (60, 48644834), (70, 41695572), (84, 34746310), (105, 27797048), (120, 24322417), (140, 20847786), (168, 17373155), (210, 13898524), (280, 10423893), (420, 6949262), (840, 3474631)]