20716650

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{2423}}^1$

素因数の和:2460

約数の個数: 72

約数和(自身を含む): 58612320

約数和(自身を除く): 37895670

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 25, 30, 38, 45, 50, 57, 75, 90, 95, 114, 150, 171, 190, 225, 285, 342, 450, 475, 570, 855, 950, 1425, 1710, 2423, 2850, 4275, 4846, 7269, 8550, 12115, 14538, 21807, 24230, 36345, 43614, 46037, 60575, 72690, 92074, 109035, 121150, 138111, 181725, 218070, 230185, 276222, 363450, 414333, 460370, 545175, 690555, 828666, 1090350, 1150925, 1381110, 2071665, 2301850, 3452775, 4143330, 6905550, 10358325, 20716650]

約数ペア:

[(1, 20716650), (2, 10358325), (3, 6905550), (5, 4143330), (6, 3452775), (9, 2301850), (10, 2071665), (15, 1381110), (18, 1150925), (19, 1090350), (25, 828666), (30, 690555), (38, 545175), (45, 460370), (50, 414333), (57, 363450), (75, 276222), (90, 230185), (95, 218070), (114, 181725), (150, 138111), (171, 121150), (190, 109035), (225, 92074), (285, 72690), (342, 60575), (450, 46037), (475, 43614), (570, 36345), (855, 24230), (950, 21807), (1425, 14538), (1710, 12115), (2423, 8550), (2850, 7269), (4275, 4846)]