42978040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{9029}}^1$

素因数の和:9064

約数の個数: 64

約数和(自身を含む): 117028800

約数和(自身を除く): 74050760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 56, 68, 70, 85, 119, 136, 140, 170, 238, 280, 340, 476, 595, 680, 952, 1190, 2380, 4760, 9029, 18058, 36116, 45145, 63203, 72232, 90290, 126406, 153493, 180580, 252812, 306986, 316015, 361160, 505624, 613972, 632030, 767465, 1074451, 1227944, 1264060, 1534930, 2148902, 2528120, 3069860, 4297804, 5372255, 6139720, 8595608, 10744510, 21489020, 42978040]

約数ペア:

[(1, 42978040), (2, 21489020), (4, 10744510), (5, 8595608), (7, 6139720), (8, 5372255), (10, 4297804), (14, 3069860), (17, 2528120), (20, 2148902), (28, 1534930), (34, 1264060), (35, 1227944), (40, 1074451), (56, 767465), (68, 632030), (70, 613972), (85, 505624), (119, 361160), (136, 316015), (140, 306986), (170, 252812), (238, 180580), (280, 153493), (340, 126406), (476, 90290), (595, 72232), (680, 63203), (952, 45145), (1190, 36116), (2380, 18058), (4760, 9029)]