42754940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{1907}}^1$

素因数の和:1994

約数の個数: 48

約数和(自身を含む): 96163200

約数和(自身を除く): 53408260

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 59, 76, 95, 118, 190, 236, 295, 380, 590, 1121, 1180, 1907, 2242, 3814, 4484, 5605, 7628, 9535, 11210, 19070, 22420, 36233, 38140, 72466, 112513, 144932, 181165, 225026, 362330, 450052, 562565, 724660, 1125130, 2137747, 2250260, 4275494, 8550988, 10688735, 21377470, 42754940]

約数ペア:

[(1, 42754940), (2, 21377470), (4, 10688735), (5, 8550988), (10, 4275494), (19, 2250260), (20, 2137747), (38, 1125130), (59, 724660), (76, 562565), (95, 450052), (118, 362330), (190, 225026), (236, 181165), (295, 144932), (380, 112513), (590, 72466), (1121, 38140), (1180, 36233), (1907, 22420), (2242, 19070), (3814, 11210), (4484, 9535), (5605, 7628)]