2190978860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1\times {\mathrm{1741}}^1$

素因数の和:1947

約数の個数: 96

約数和(自身を含む): 5373164160

約数和(自身を除く): 3182185300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 89, 101, 140, 178, 202, 356, 404, 445, 505, 623, 707, 890, 1010, 1246, 1414, 1741, 1780, 2020, 2492, 2828, 3115, 3482, 3535, 6230, 6964, 7070, 8705, 8989, 12187, 12460, 14140, 17410, 17978, 24374, 34820, 35956, 44945, 48748, 60935, 62923, 89890, 121870, 125846, 154949, 175841, 179780, 243740, 251692, 309898, 314615, 351682, 619796, 629230, 703364, 774745, 879205, 1084643, 1230887, 1258460, 1549490, 1758410, 2169286, 2461774, 3098980, 3516820, 4338572, 4923548, 5423215, 6154435, 10846430, 12308870, 15649849, 21692860, 24617740, 31299698, 62599396, 78249245, 109548943, 156498490, 219097886, 312996980, 438195772, 547744715, 1095489430, 2190978860]

約数ペア:

[(1, 2190978860), (2, 1095489430), (4, 547744715), (5, 438195772), (7, 312996980), (10, 219097886), (14, 156498490), (20, 109548943), (28, 78249245), (35, 62599396), (70, 31299698), (89, 24617740), (101, 21692860), (140, 15649849), (178, 12308870), (202, 10846430), (356, 6154435), (404, 5423215), (445, 4923548), (505, 4338572), (623, 3516820), (707, 3098980), (890, 2461774), (1010, 2169286), (1246, 1758410), (1414, 1549490), (1741, 1258460), (1780, 1230887), (2020, 1084643), (2492, 879205), (2828, 774745), (3115, 703364), (3482, 629230), (3535, 619796), (6230, 351682), (6964, 314615), (7070, 309898), (8705, 251692), (8989, 243740), (12187, 179780), (12460, 175841), (14140, 154949), (17410, 125846), (17978, 121870), (24374, 89890), (34820, 62923), (35956, 60935), (44945, 48748)]