1900890090

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{40853}}^1$

素因数の和:40924

約数の個数: 96

約数和(自身を含む): 5506465536

約数和(自身を除く): 3605575446

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 47, 55, 66, 90, 94, 99, 110, 141, 165, 198, 235, 282, 330, 423, 470, 495, 517, 705, 846, 990, 1034, 1410, 1551, 2115, 2585, 3102, 4230, 4653, 5170, 7755, 9306, 15510, 23265, 40853, 46530, 81706, 122559, 204265, 245118, 367677, 408530, 449383, 612795, 735354, 898766, 1225590, 1348149, 1838385, 1920091, 2246915, 2696298, 3676770, 3840182, 4044447, 4493830, 5760273, 6740745, 8088894, 9600455, 11520546, 13481490, 17280819, 19200910, 20222235, 21121001, 28801365, 34561638, 40444470, 42242002, 57602730, 63363003, 86404095, 105605005, 126726006, 172808190, 190089009, 211210010, 316815015, 380178018, 633630030, 950445045, 1900890090]

約数ペア:

[(1, 1900890090), (2, 950445045), (3, 633630030), (5, 380178018), (6, 316815015), (9, 211210010), (10, 190089009), (11, 172808190), (15, 126726006), (18, 105605005), (22, 86404095), (30, 63363003), (33, 57602730), (45, 42242002), (47, 40444470), (55, 34561638), (66, 28801365), (90, 21121001), (94, 20222235), (99, 19200910), (110, 17280819), (141, 13481490), (165, 11520546), (198, 9600455), (235, 8088894), (282, 6740745), (330, 5760273), (423, 4493830), (470, 4044447), (495, 3840182), (517, 3676770), (705, 2696298), (846, 2246915), (990, 1920091), (1034, 1838385), (1410, 1348149), (1551, 1225590), (2115, 898766), (2585, 735354), (3102, 612795), (4230, 449383), (4653, 408530), (5170, 367677), (7755, 245118), (9306, 204265), (15510, 122559), (23265, 81706), (40853, 46530)]