1370991440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{188323}}^1$

素因数の和:188356

約数の個数: 80

約数和(自身を含む): 3923165568

約数和(自身を除く): 2552174128

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 260, 280, 364, 455, 520, 560, 728, 910, 1040, 1456, 1820, 3640, 7280, 188323, 376646, 753292, 941615, 1318261, 1506584, 1883230, 2448199, 2636522, 3013168, 3766460, 4896398, 5273044, 6591305, 7532920, 9792796, 10546088, 12240995, 13182610, 15065840, 17137393, 19585592, 21092176, 24481990, 26365220, 34274786, 39171184, 48963980, 52730440, 68549572, 85686965, 97927960, 105460880, 137099144, 171373930, 195855920, 274198288, 342747860, 685495720, 1370991440]

約数ペア:

[(1, 1370991440), (2, 685495720), (4, 342747860), (5, 274198288), (7, 195855920), (8, 171373930), (10, 137099144), (13, 105460880), (14, 97927960), (16, 85686965), (20, 68549572), (26, 52730440), (28, 48963980), (35, 39171184), (40, 34274786), (52, 26365220), (56, 24481990), (65, 21092176), (70, 19585592), (80, 17137393), (91, 15065840), (104, 13182610), (112, 12240995), (130, 10546088), (140, 9792796), (182, 7532920), (208, 6591305), (260, 5273044), (280, 4896398), (364, 3766460), (455, 3013168), (520, 2636522), (560, 2448199), (728, 1883230), (910, 1506584), (1040, 1318261), (1456, 941615), (1820, 753292), (3640, 376646), (7280, 188323)]