19964250

素因数分解:

$2^1\times 3^2\times 5^3\times {\mathrm{19}}^1\times {\mathrm{467}}^1$

素因数の和:509

約数の個数: 96

約数和(自身を含む): 56946240

約数和(自身を除く): 36981990

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 25, 30, 38, 45, 50, 57, 75, 90, 95, 114, 125, 150, 171, 190, 225, 250, 285, 342, 375, 450, 467, 475, 570, 750, 855, 934, 950, 1125, 1401, 1425, 1710, 2250, 2335, 2375, 2802, 2850, 4203, 4275, 4670, 4750, 7005, 7125, 8406, 8550, 8873, 11675, 14010, 14250, 17746, 21015, 21375, 23350, 26619, 35025, 42030, 42750, 44365, 53238, 58375, 70050, 79857, 88730, 105075, 116750, 133095, 159714, 175125, 210150, 221825, 266190, 350250, 399285, 443650, 525375, 665475, 798570, 1050750, 1109125, 1330950, 1996425, 2218250, 3327375, 3992850, 6654750, 9982125, 19964250]

約数ペア:

[(1, 19964250), (2, 9982125), (3, 6654750), (5, 3992850), (6, 3327375), (9, 2218250), (10, 1996425), (15, 1330950), (18, 1109125), (19, 1050750), (25, 798570), (30, 665475), (38, 525375), (45, 443650), (50, 399285), (57, 350250), (75, 266190), (90, 221825), (95, 210150), (114, 175125), (125, 159714), (150, 133095), (171, 116750), (190, 105075), (225, 88730), (250, 79857), (285, 70050), (342, 58375), (375, 53238), (450, 44365), (467, 42750), (475, 42030), (570, 35025), (750, 26619), (855, 23350), (934, 21375), (950, 21015), (1125, 17746), (1401, 14250), (1425, 14010), (1710, 11675), (2250, 8873), (2335, 8550), (2375, 8406), (2802, 7125), (2850, 7005), (4203, 4750), (4275, 4670)]