1884740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{659}}^1$

素因数の和:692

約数の個数: 48

約数和(自身を含む): 4656960

約数和(自身を除く): 2772220

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 659, 715, 1318, 1430, 2636, 2860, 3295, 6590, 7249, 8567, 13180, 14498, 17134, 28996, 34268, 36245, 42835, 72490, 85670, 94237, 144980, 171340, 188474, 376948, 471185, 942370, 1884740]

約数ペア:

[(1, 1884740), (2, 942370), (4, 471185), (5, 376948), (10, 188474), (11, 171340), (13, 144980), (20, 94237), (22, 85670), (26, 72490), (44, 42835), (52, 36245), (55, 34268), (65, 28996), (110, 17134), (130, 14498), (143, 13180), (220, 8567), (260, 7249), (286, 6590), (572, 3295), (659, 2860), (715, 2636), (1318, 1430)]