20611170

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{149}}^1$

素因数の和:244

約数の個数: 96

約数和(自身を含む): 56862000

約数和(自身を除く): 36250830

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 29, 30, 45, 53, 58, 87, 90, 106, 145, 149, 159, 174, 261, 265, 290, 298, 318, 435, 447, 477, 522, 530, 745, 795, 870, 894, 954, 1305, 1341, 1490, 1537, 1590, 2235, 2385, 2610, 2682, 3074, 4321, 4470, 4611, 4770, 6705, 7685, 7897, 8642, 9222, 12963, 13410, 13833, 15370, 15794, 21605, 23055, 23691, 25926, 27666, 38889, 39485, 43210, 46110, 47382, 64815, 69165, 71073, 77778, 78970, 118455, 129630, 138330, 142146, 194445, 229013, 236910, 355365, 388890, 458026, 687039, 710730, 1145065, 1374078, 2061117, 2290130, 3435195, 4122234, 6870390, 10305585, 20611170]

約数ペア:

[(1, 20611170), (2, 10305585), (3, 6870390), (5, 4122234), (6, 3435195), (9, 2290130), (10, 2061117), (15, 1374078), (18, 1145065), (29, 710730), (30, 687039), (45, 458026), (53, 388890), (58, 355365), (87, 236910), (90, 229013), (106, 194445), (145, 142146), (149, 138330), (159, 129630), (174, 118455), (261, 78970), (265, 77778), (290, 71073), (298, 69165), (318, 64815), (435, 47382), (447, 46110), (477, 43210), (522, 39485), (530, 38889), (745, 27666), (795, 25926), (870, 23691), (894, 23055), (954, 21605), (1305, 15794), (1341, 15370), (1490, 13833), (1537, 13410), (1590, 12963), (2235, 9222), (2385, 8642), (2610, 7897), (2682, 7685), (3074, 6705), (4321, 4770), (4470, 4611)]