1984950

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{401}}^1$

素因数の和:430

約数の個数: 72

約数和(自身を含む): 5832216

約数和(自身を除く): 3847266

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 25, 30, 33, 45, 50, 55, 66, 75, 90, 99, 110, 150, 165, 198, 225, 275, 330, 401, 450, 495, 550, 802, 825, 990, 1203, 1650, 2005, 2406, 2475, 3609, 4010, 4411, 4950, 6015, 7218, 8822, 10025, 12030, 13233, 18045, 20050, 22055, 26466, 30075, 36090, 39699, 44110, 60150, 66165, 79398, 90225, 110275, 132330, 180450, 198495, 220550, 330825, 396990, 661650, 992475, 1984950]

約数ペア:

[(1, 1984950), (2, 992475), (3, 661650), (5, 396990), (6, 330825), (9, 220550), (10, 198495), (11, 180450), (15, 132330), (18, 110275), (22, 90225), (25, 79398), (30, 66165), (33, 60150), (45, 44110), (50, 39699), (55, 36090), (66, 30075), (75, 26466), (90, 22055), (99, 20050), (110, 18045), (150, 13233), (165, 12030), (198, 10025), (225, 8822), (275, 7218), (330, 6015), (401, 4950), (450, 4411), (495, 4010), (550, 3609), (802, 2475), (825, 2406), (990, 2005), (1203, 1650)]