7404273380

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{1061}}^1\times {\mathrm{7121}}^1$

素因数の和:8205

約数の個数: 72

約数和(自身を含む): 18107172216

約数和(自身を除く): 10702898836

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 1061, 2122, 4244, 5305, 7121, 7427, 10610, 14242, 14854, 21220, 28484, 29708, 35605, 37135, 49847, 51989, 71210, 74270, 99694, 103978, 142420, 148540, 199388, 207956, 249235, 259945, 348929, 498470, 519890, 697858, 996940, 1039780, 1395716, 1744645, 3489290, 6978580, 7555381, 15110762, 30221524, 37776905, 52887667, 75553810, 105775334, 151107620, 211550668, 264438335, 370213669, 528876670, 740427338, 1057753340, 1480854676, 1851068345, 3702136690, 7404273380]

約数ペア:

[(1, 7404273380), (2, 3702136690), (4, 1851068345), (5, 1480854676), (7, 1057753340), (10, 740427338), (14, 528876670), (20, 370213669), (28, 264438335), (35, 211550668), (49, 151107620), (70, 105775334), (98, 75553810), (140, 52887667), (196, 37776905), (245, 30221524), (490, 15110762), (980, 7555381), (1061, 6978580), (2122, 3489290), (4244, 1744645), (5305, 1395716), (7121, 1039780), (7427, 996940), (10610, 697858), (14242, 519890), (14854, 498470), (21220, 348929), (28484, 259945), (29708, 249235), (35605, 207956), (37135, 199388), (49847, 148540), (51989, 142420), (71210, 103978), (74270, 99694)]