9870880

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1$

素因数の和:242

約数の個数: 96

約数和(自身を含む): 26127360

約数和(自身を除く): 16256480

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 32, 34, 38, 40, 68, 76, 80, 85, 95, 136, 152, 160, 170, 190, 191, 272, 304, 323, 340, 380, 382, 544, 608, 646, 680, 760, 764, 955, 1292, 1360, 1520, 1528, 1615, 1910, 2584, 2720, 3040, 3056, 3230, 3247, 3629, 3820, 5168, 6112, 6460, 6494, 7258, 7640, 10336, 12920, 12988, 14516, 15280, 16235, 18145, 25840, 25976, 29032, 30560, 32470, 36290, 51680, 51952, 58064, 61693, 64940, 72580, 103904, 116128, 123386, 129880, 145160, 246772, 259760, 290320, 308465, 493544, 519520, 580640, 616930, 987088, 1233860, 1974176, 2467720, 4935440, 9870880]

約数ペア:

[(1, 9870880), (2, 4935440), (4, 2467720), (5, 1974176), (8, 1233860), (10, 987088), (16, 616930), (17, 580640), (19, 519520), (20, 493544), (32, 308465), (34, 290320), (38, 259760), (40, 246772), (68, 145160), (76, 129880), (80, 123386), (85, 116128), (95, 103904), (136, 72580), (152, 64940), (160, 61693), (170, 58064), (190, 51952), (191, 51680), (272, 36290), (304, 32470), (323, 30560), (340, 29032), (380, 25976), (382, 25840), (544, 18145), (608, 16235), (646, 15280), (680, 14516), (760, 12988), (764, 12920), (955, 10336), (1292, 7640), (1360, 7258), (1520, 6494), (1528, 6460), (1615, 6112), (1910, 5168), (2584, 3820), (2720, 3629), (3040, 3247), (3056, 3230)]