1371420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{401}}^1$

素因数の和:435

約数の個数: 72

約数和(自身を含む): 4389840

約数和(自身を除く): 3018420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 401, 570, 684, 802, 855, 1140, 1203, 1604, 1710, 2005, 2406, 3420, 3609, 4010, 4812, 6015, 7218, 7619, 8020, 12030, 14436, 15238, 18045, 22857, 24060, 30476, 36090, 38095, 45714, 68571, 72180, 76190, 91428, 114285, 137142, 152380, 228570, 274284, 342855, 457140, 685710, 1371420]

約数ペア:

[(1, 1371420), (2, 685710), (3, 457140), (4, 342855), (5, 274284), (6, 228570), (9, 152380), (10, 137142), (12, 114285), (15, 91428), (18, 76190), (19, 72180), (20, 68571), (30, 45714), (36, 38095), (38, 36090), (45, 30476), (57, 24060), (60, 22857), (76, 18045), (90, 15238), (95, 14436), (114, 12030), (171, 8020), (180, 7619), (190, 7218), (228, 6015), (285, 4812), (342, 4010), (380, 3609), (401, 3420), (570, 2406), (684, 2005), (802, 1710), (855, 1604), (1140, 1203)]