2156502160

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{229}}^1\times {\mathrm{2221}}^1$

素因数の和:2516

約数の個数: 80

約数和(自身を含む): 5133086640

約数和(自身を除く): 2976584480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 106, 212, 229, 265, 424, 458, 530, 848, 916, 1060, 1145, 1832, 2120, 2221, 2290, 3664, 4240, 4442, 4580, 8884, 9160, 11105, 12137, 17768, 18320, 22210, 24274, 35536, 44420, 48548, 60685, 88840, 97096, 117713, 121370, 177680, 194192, 235426, 242740, 470852, 485480, 508609, 588565, 941704, 970960, 1017218, 1177130, 1883408, 2034436, 2354260, 2543045, 4068872, 4708520, 5086090, 8137744, 9417040, 10172180, 20344360, 26956277, 40688720, 53912554, 107825108, 134781385, 215650216, 269562770, 431300432, 539125540, 1078251080, 2156502160]

約数ペア:

[(1, 2156502160), (2, 1078251080), (4, 539125540), (5, 431300432), (8, 269562770), (10, 215650216), (16, 134781385), (20, 107825108), (40, 53912554), (53, 40688720), (80, 26956277), (106, 20344360), (212, 10172180), (229, 9417040), (265, 8137744), (424, 5086090), (458, 4708520), (530, 4068872), (848, 2543045), (916, 2354260), (1060, 2034436), (1145, 1883408), (1832, 1177130), (2120, 1017218), (2221, 970960), (2290, 941704), (3664, 588565), (4240, 508609), (4442, 485480), (4580, 470852), (8884, 242740), (9160, 235426), (11105, 194192), (12137, 177680), (17768, 121370), (18320, 117713), (22210, 97096), (24274, 88840), (35536, 60685), (44420, 48548)]