2018386160

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{156707}}^1$

素因数の和:156750

約数の個数: 80

約数和(自身を含む): 5596356096

約数和(自身を除く): 3577969936

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 56, 70, 80, 92, 112, 115, 140, 161, 184, 230, 280, 322, 368, 460, 560, 644, 805, 920, 1288, 1610, 1840, 2576, 3220, 6440, 12880, 156707, 313414, 626828, 783535, 1096949, 1253656, 1567070, 2193898, 2507312, 3134140, 3604261, 4387796, 5484745, 6268280, 7208522, 8775592, 10969490, 12536560, 14417044, 17551184, 18021305, 21938980, 25229827, 28834088, 36042610, 43877960, 50459654, 57668176, 72085220, 87755920, 100919308, 126149135, 144170440, 201838616, 252298270, 288340880, 403677232, 504596540, 1009193080, 2018386160]

約数ペア:

[(1, 2018386160), (2, 1009193080), (4, 504596540), (5, 403677232), (7, 288340880), (8, 252298270), (10, 201838616), (14, 144170440), (16, 126149135), (20, 100919308), (23, 87755920), (28, 72085220), (35, 57668176), (40, 50459654), (46, 43877960), (56, 36042610), (70, 28834088), (80, 25229827), (92, 21938980), (112, 18021305), (115, 17551184), (140, 14417044), (161, 12536560), (184, 10969490), (230, 8775592), (280, 7208522), (322, 6268280), (368, 5484745), (460, 4387796), (560, 3604261), (644, 3134140), (805, 2507312), (920, 2193898), (1288, 1567070), (1610, 1253656), (1840, 1096949), (2576, 783535), (3220, 626828), (6440, 313414), (12880, 156707)]