13859080

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{229}}^1$

素因数の和:346

約数の個数: 64

約数和(自身を含む): 33534000

約数和(自身を除く): 19674920

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 89, 136, 170, 178, 229, 340, 356, 445, 458, 680, 712, 890, 916, 1145, 1513, 1780, 1832, 2290, 3026, 3560, 3893, 4580, 6052, 7565, 7786, 9160, 12104, 15130, 15572, 19465, 20381, 30260, 31144, 38930, 40762, 60520, 77860, 81524, 101905, 155720, 163048, 203810, 346477, 407620, 692954, 815240, 1385908, 1732385, 2771816, 3464770, 6929540, 13859080]

約数ペア:

[(1, 13859080), (2, 6929540), (4, 3464770), (5, 2771816), (8, 1732385), (10, 1385908), (17, 815240), (20, 692954), (34, 407620), (40, 346477), (68, 203810), (85, 163048), (89, 155720), (136, 101905), (170, 81524), (178, 77860), (229, 60520), (340, 40762), (356, 38930), (445, 31144), (458, 30260), (680, 20381), (712, 19465), (890, 15572), (916, 15130), (1145, 12104), (1513, 9160), (1780, 7786), (1832, 7565), (2290, 6052), (3026, 4580), (3560, 3893)]