28454940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{547}}^1$

素因数の和:596

約数の個数: 108

約数和(自身を含む): 91856856

約数和(自身を除く): 63401916

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 255, 289, 306, 340, 510, 547, 578, 612, 765, 867, 1020, 1094, 1156, 1445, 1530, 1641, 1734, 2188, 2601, 2735, 2890, 3060, 3282, 3468, 4335, 4923, 5202, 5470, 5780, 6564, 8205, 8670, 9299, 9846, 10404, 10940, 13005, 16410, 17340, 18598, 19692, 24615, 26010, 27897, 32820, 37196, 46495, 49230, 52020, 55794, 83691, 92990, 98460, 111588, 139485, 158083, 167382, 185980, 278970, 316166, 334764, 418455, 474249, 557940, 632332, 790415, 836910, 948498, 1422747, 1580830, 1673820, 1896996, 2371245, 2845494, 3161660, 4742490, 5690988, 7113735, 9484980, 14227470, 28454940]

約数ペア:

[(1, 28454940), (2, 14227470), (3, 9484980), (4, 7113735), (5, 5690988), (6, 4742490), (9, 3161660), (10, 2845494), (12, 2371245), (15, 1896996), (17, 1673820), (18, 1580830), (20, 1422747), (30, 948498), (34, 836910), (36, 790415), (45, 632332), (51, 557940), (60, 474249), (68, 418455), (85, 334764), (90, 316166), (102, 278970), (153, 185980), (170, 167382), (180, 158083), (204, 139485), (255, 111588), (289, 98460), (306, 92990), (340, 83691), (510, 55794), (547, 52020), (578, 49230), (612, 46495), (765, 37196), (867, 32820), (1020, 27897), (1094, 26010), (1156, 24615), (1445, 19692), (1530, 18598), (1641, 17340), (1734, 16410), (2188, 13005), (2601, 10940), (2735, 10404), (2890, 9846), (3060, 9299), (3282, 8670), (3468, 8205), (4335, 6564), (4923, 5780), (5202, 5470)]