16565780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{347}}^1$

素因数の和:405

約数の個数: 96

約数和(自身を含む): 44900352

約数和(自身を除く): 28334572

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 31, 35, 44, 55, 62, 70, 77, 110, 124, 140, 154, 155, 217, 220, 308, 310, 341, 347, 385, 434, 620, 682, 694, 770, 868, 1085, 1364, 1388, 1540, 1705, 1735, 2170, 2387, 2429, 3410, 3470, 3817, 4340, 4774, 4858, 6820, 6940, 7634, 9548, 9716, 10757, 11935, 12145, 15268, 19085, 21514, 23870, 24290, 26719, 38170, 43028, 47740, 48580, 53438, 53785, 75299, 76340, 106876, 107570, 118327, 133595, 150598, 215140, 236654, 267190, 301196, 376495, 473308, 534380, 591635, 752990, 828289, 1183270, 1505980, 1656578, 2366540, 3313156, 4141445, 8282890, 16565780]

約数ペア:

[(1, 16565780), (2, 8282890), (4, 4141445), (5, 3313156), (7, 2366540), (10, 1656578), (11, 1505980), (14, 1183270), (20, 828289), (22, 752990), (28, 591635), (31, 534380), (35, 473308), (44, 376495), (55, 301196), (62, 267190), (70, 236654), (77, 215140), (110, 150598), (124, 133595), (140, 118327), (154, 107570), (155, 106876), (217, 76340), (220, 75299), (308, 53785), (310, 53438), (341, 48580), (347, 47740), (385, 43028), (434, 38170), (620, 26719), (682, 24290), (694, 23870), (770, 21514), (868, 19085), (1085, 15268), (1364, 12145), (1388, 11935), (1540, 10757), (1705, 9716), (1735, 9548), (2170, 7634), (2387, 6940), (2429, 6820), (3410, 4858), (3470, 4774), (3817, 4340)]