28454820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{269}}^1$

素因数の和:365

約数の個数: 96

約数和(自身を含む): 83825280

約数和(自身を除く): 55370460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 41, 43, 60, 82, 86, 123, 129, 164, 172, 205, 215, 246, 258, 269, 410, 430, 492, 516, 538, 615, 645, 807, 820, 860, 1076, 1230, 1290, 1345, 1614, 1763, 2460, 2580, 2690, 3228, 3526, 4035, 5289, 5380, 7052, 8070, 8815, 10578, 11029, 11567, 16140, 17630, 21156, 22058, 23134, 26445, 33087, 34701, 35260, 44116, 46268, 52890, 55145, 57835, 66174, 69402, 105780, 110290, 115670, 132348, 138804, 165435, 173505, 220580, 231340, 330870, 347010, 474247, 661740, 694020, 948494, 1422741, 1896988, 2371235, 2845482, 4742470, 5690964, 7113705, 9484940, 14227410, 28454820]

約数ペア:

[(1, 28454820), (2, 14227410), (3, 9484940), (4, 7113705), (5, 5690964), (6, 4742470), (10, 2845482), (12, 2371235), (15, 1896988), (20, 1422741), (30, 948494), (41, 694020), (43, 661740), (60, 474247), (82, 347010), (86, 330870), (123, 231340), (129, 220580), (164, 173505), (172, 165435), (205, 138804), (215, 132348), (246, 115670), (258, 110290), (269, 105780), (410, 69402), (430, 66174), (492, 57835), (516, 55145), (538, 52890), (615, 46268), (645, 44116), (807, 35260), (820, 34701), (860, 33087), (1076, 26445), (1230, 23134), (1290, 22058), (1345, 21156), (1614, 17630), (1763, 16140), (2460, 11567), (2580, 11029), (2690, 10578), (3228, 8815), (3526, 8070), (4035, 7052), (5289, 5380)]