997040

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{103}}^1$

素因数の和:138

約数の個数: 60

約数和(自身を含む): 2572752

約数和(自身を除く): 1575712

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 103, 110, 121, 176, 206, 220, 242, 412, 440, 484, 515, 605, 824, 880, 968, 1030, 1133, 1210, 1648, 1936, 2060, 2266, 2420, 4120, 4532, 4840, 5665, 8240, 9064, 9680, 11330, 12463, 18128, 22660, 24926, 45320, 49852, 62315, 90640, 99704, 124630, 199408, 249260, 498520, 997040]

約数ペア:

[(1, 997040), (2, 498520), (4, 249260), (5, 199408), (8, 124630), (10, 99704), (11, 90640), (16, 62315), (20, 49852), (22, 45320), (40, 24926), (44, 22660), (55, 18128), (80, 12463), (88, 11330), (103, 9680), (110, 9064), (121, 8240), (176, 5665), (206, 4840), (220, 4532), (242, 4120), (412, 2420), (440, 2266), (484, 2060), (515, 1936), (605, 1648), (824, 1210), (880, 1133), (968, 1030)]