19472520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{263}}^1\times {\mathrm{617}}^1$

素因数の和:894

約数の個数: 64

約数和(自身を含む): 58734720

約数和(自身を除く): 39262200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 263, 526, 617, 789, 1052, 1234, 1315, 1578, 1851, 2104, 2468, 2630, 3085, 3156, 3702, 3945, 4936, 5260, 6170, 6312, 7404, 7890, 9255, 10520, 12340, 14808, 15780, 18510, 24680, 31560, 37020, 74040, 162271, 324542, 486813, 649084, 811355, 973626, 1298168, 1622710, 1947252, 2434065, 3245420, 3894504, 4868130, 6490840, 9736260, 19472520]

約数ペア:

[(1, 19472520), (2, 9736260), (3, 6490840), (4, 4868130), (5, 3894504), (6, 3245420), (8, 2434065), (10, 1947252), (12, 1622710), (15, 1298168), (20, 973626), (24, 811355), (30, 649084), (40, 486813), (60, 324542), (120, 162271), (263, 74040), (526, 37020), (617, 31560), (789, 24680), (1052, 18510), (1234, 15780), (1315, 14808), (1578, 12340), (1851, 10520), (2104, 9255), (2468, 7890), (2630, 7404), (3085, 6312), (3156, 6170), (3702, 5260), (3945, 4936)]