31554040

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{947}}^1$

素因数の和:989

約数の個数: 96

約数和(自身を含む): 87538320

約数和(自身を除く): 55984280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 49, 56, 68, 70, 85, 98, 119, 136, 140, 170, 196, 238, 245, 280, 340, 392, 476, 490, 595, 680, 833, 947, 952, 980, 1190, 1666, 1894, 1960, 2380, 3332, 3788, 4165, 4735, 4760, 6629, 6664, 7576, 8330, 9470, 13258, 16099, 16660, 18940, 26516, 32198, 33145, 33320, 37880, 46403, 53032, 64396, 66290, 80495, 92806, 112693, 128792, 132580, 160990, 185612, 225386, 232015, 265160, 321980, 371224, 450772, 464030, 563465, 643960, 788851, 901544, 928060, 1126930, 1577702, 1856120, 2253860, 3155404, 3944255, 4507720, 6310808, 7888510, 15777020, 31554040]

約数ペア:

[(1, 31554040), (2, 15777020), (4, 7888510), (5, 6310808), (7, 4507720), (8, 3944255), (10, 3155404), (14, 2253860), (17, 1856120), (20, 1577702), (28, 1126930), (34, 928060), (35, 901544), (40, 788851), (49, 643960), (56, 563465), (68, 464030), (70, 450772), (85, 371224), (98, 321980), (119, 265160), (136, 232015), (140, 225386), (170, 185612), (196, 160990), (238, 132580), (245, 128792), (280, 112693), (340, 92806), (392, 80495), (476, 66290), (490, 64396), (595, 53032), (680, 46403), (833, 37880), (947, 33320), (952, 33145), (980, 32198), (1190, 26516), (1666, 18940), (1894, 16660), (1960, 16099), (2380, 13258), (3332, 9470), (3788, 8330), (4165, 7576), (4735, 6664), (4760, 6629)]