19428450

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{401}}^1$

素因数の和:452

約数の個数: 96

約数和(自身を含む): 53835840

約数和(自身を除く): 34407390

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 19, 25, 30, 34, 38, 50, 51, 57, 75, 85, 95, 102, 114, 150, 170, 190, 255, 285, 323, 401, 425, 475, 510, 570, 646, 802, 850, 950, 969, 1203, 1275, 1425, 1615, 1938, 2005, 2406, 2550, 2850, 3230, 4010, 4845, 6015, 6817, 7619, 8075, 9690, 10025, 12030, 13634, 15238, 16150, 20050, 20451, 22857, 24225, 30075, 34085, 38095, 40902, 45714, 48450, 60150, 68170, 76190, 102255, 114285, 129523, 170425, 190475, 204510, 228570, 259046, 340850, 380950, 388569, 511275, 571425, 647615, 777138, 1022550, 1142850, 1295230, 1942845, 3238075, 3885690, 6476150, 9714225, 19428450]

約数ペア:

[(1, 19428450), (2, 9714225), (3, 6476150), (5, 3885690), (6, 3238075), (10, 1942845), (15, 1295230), (17, 1142850), (19, 1022550), (25, 777138), (30, 647615), (34, 571425), (38, 511275), (50, 388569), (51, 380950), (57, 340850), (75, 259046), (85, 228570), (95, 204510), (102, 190475), (114, 170425), (150, 129523), (170, 114285), (190, 102255), (255, 76190), (285, 68170), (323, 60150), (401, 48450), (425, 45714), (475, 40902), (510, 38095), (570, 34085), (646, 30075), (802, 24225), (850, 22857), (950, 20451), (969, 20050), (1203, 16150), (1275, 15238), (1425, 13634), (1615, 12030), (1938, 10025), (2005, 9690), (2406, 8075), (2550, 7619), (2850, 6817), (3230, 6015), (4010, 4845)]