20159680380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{47999239}}^1$

素因数の和:47999258

約数の個数: 48

約数和(自身を含む): 64510978560

約数和(自身を除く): 44351298180

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 47999239, 95998478, 143997717, 191996956, 239996195, 287995434, 335994673, 479992390, 575990868, 671989346, 719988585, 959984780, 1007984019, 1343978692, 1439977170, 1679973365, 2015968038, 2879954340, 3359946730, 4031936076, 5039920095, 6719893460, 10079840190, 20159680380]

約数ペア:

[(1, 20159680380), (2, 10079840190), (3, 6719893460), (4, 5039920095), (5, 4031936076), (6, 3359946730), (7, 2879954340), (10, 2015968038), (12, 1679973365), (14, 1439977170), (15, 1343978692), (20, 1007984019), (21, 959984780), (28, 719988585), (30, 671989346), (35, 575990868), (42, 479992390), (60, 335994673), (70, 287995434), (84, 239996195), (105, 191996956), (140, 143997717), (210, 95998478), (420, 47999239)]