2019281460

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{4807813}}^1$

素因数の和:4807832

約数の個数: 48

約数和(自身を含む): 6461702016

約数和(自身を除く): 4442420556

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, 4807813, 9615626, 14423439, 19231252, 24039065, 28846878, 33654691, 48078130, 57693756, 67309382, 72117195, 96156260, 100964073, 134618764, 144234390, 168273455, 201928146, 288468780, 336546910, 403856292, 504820365, 673093820, 1009640730, 2019281460]

約数ペア:

[(1, 2019281460), (2, 1009640730), (3, 673093820), (4, 504820365), (5, 403856292), (6, 336546910), (7, 288468780), (10, 201928146), (12, 168273455), (14, 144234390), (15, 134618764), (20, 100964073), (21, 96156260), (28, 72117195), (30, 67309382), (35, 57693756), (42, 48078130), (60, 33654691), (70, 28846878), (84, 24039065), (105, 19231252), (140, 14423439), (210, 9615626), (420, 4807813)]