28845190

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{769}}^1$

素因数の和:829

約数の個数: 48

約数和(自身を含む): 58988160

約数和(自身を除く): 30142970

約数列:

[1, 2, 5, 10, 11, 22, 31, 55, 62, 110, 121, 155, 242, 310, 341, 605, 682, 769, 1210, 1538, 1705, 3410, 3751, 3845, 7502, 7690, 8459, 16918, 18755, 23839, 37510, 42295, 47678, 84590, 93049, 119195, 186098, 238390, 262229, 465245, 524458, 930490, 1311145, 2622290, 2884519, 5769038, 14422595, 28845190]

約数ペア:

[(1, 28845190), (2, 14422595), (5, 5769038), (10, 2884519), (11, 2622290), (22, 1311145), (31, 930490), (55, 524458), (62, 465245), (110, 262229), (121, 238390), (155, 186098), (242, 119195), (310, 93049), (341, 84590), (605, 47678), (682, 42295), (769, 37510), (1210, 23839), (1538, 18755), (1705, 16918), (3410, 8459), (3751, 7690), (3845, 7502)]