40974080

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{269}}^1$

素因数の和:314

約数の個数: 144

約数和(自身を含む): 119206080

約数和(自身を除く): 78232000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 56, 64, 68, 70, 80, 85, 112, 119, 128, 136, 140, 160, 170, 224, 238, 256, 269, 272, 280, 320, 340, 448, 476, 538, 544, 560, 595, 640, 680, 896, 952, 1076, 1088, 1120, 1190, 1280, 1345, 1360, 1792, 1883, 1904, 2152, 2176, 2240, 2380, 2690, 2720, 3766, 3808, 4304, 4352, 4480, 4573, 4760, 5380, 5440, 7532, 7616, 8608, 8960, 9146, 9415, 9520, 10760, 10880, 15064, 15232, 17216, 18292, 18830, 19040, 21520, 21760, 22865, 30128, 30464, 32011, 34432, 36584, 37660, 38080, 43040, 45730, 60256, 64022, 68864, 73168, 75320, 76160, 86080, 91460, 120512, 128044, 146336, 150640, 152320, 160055, 172160, 182920, 241024, 256088, 292672, 301280, 320110, 344320, 365840, 482048, 512176, 585344, 602560, 640220, 731680, 1024352, 1170688, 1205120, 1280440, 1463360, 2048704, 2410240, 2560880, 2926720, 4097408, 5121760, 5853440, 8194816, 10243520, 20487040, 40974080]

約数ペア:

[(1, 40974080), (2, 20487040), (4, 10243520), (5, 8194816), (7, 5853440), (8, 5121760), (10, 4097408), (14, 2926720), (16, 2560880), (17, 2410240), (20, 2048704), (28, 1463360), (32, 1280440), (34, 1205120), (35, 1170688), (40, 1024352), (56, 731680), (64, 640220), (68, 602560), (70, 585344), (80, 512176), (85, 482048), (112, 365840), (119, 344320), (128, 320110), (136, 301280), (140, 292672), (160, 256088), (170, 241024), (224, 182920), (238, 172160), (256, 160055), (269, 152320), (272, 150640), (280, 146336), (320, 128044), (340, 120512), (448, 91460), (476, 86080), (538, 76160), (544, 75320), (560, 73168), (595, 68864), (640, 64022), (680, 60256), (896, 45730), (952, 43040), (1076, 38080), (1088, 37660), (1120, 36584), (1190, 34432), (1280, 32011), (1345, 30464), (1360, 30128), (1792, 22865), (1883, 21760), (1904, 21520), (2152, 19040), (2176, 18830), (2240, 18292), (2380, 17216), (2690, 15232), (2720, 15064), (3766, 10880), (3808, 10760), (4304, 9520), (4352, 9415), (4480, 9146), (4573, 8960), (4760, 8608), (5380, 7616), (5440, 7532)]