209809598180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{1720597}}^1$

素因数の和:1720693

約数の個数: 96

約数和(自身を含む): 550371123456

約数和(自身を除く): 340561525276

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 67, 70, 91, 130, 134, 140, 182, 260, 268, 335, 364, 455, 469, 670, 871, 910, 938, 1340, 1742, 1820, 1876, 2345, 3484, 4355, 4690, 6097, 8710, 9380, 12194, 17420, 24388, 30485, 60970, 121940, 1720597, 3441194, 6882388, 8602985, 12044179, 17205970, 22367761, 24088358, 34411940, 44735522, 48176716, 60220895, 89471044, 111838805, 115279999, 120441790, 156574327, 223677610, 230559998, 240883580, 313148654, 447355220, 461119996, 576399995, 626297308, 782871635, 806959993, 1152799990, 1498639987, 1565743270, 1613919986, 2305599980, 2997279974, 3131486540, 3227839972, 4034799965, 5994559948, 7493199935, 8069599930, 10490479909, 14986399870, 16139199860, 20980959818, 29972799740, 41961919636, 52452399545, 104904799090, 209809598180]

約数ペア:

[(1, 209809598180), (2, 104904799090), (4, 52452399545), (5, 41961919636), (7, 29972799740), (10, 20980959818), (13, 16139199860), (14, 14986399870), (20, 10490479909), (26, 8069599930), (28, 7493199935), (35, 5994559948), (52, 4034799965), (65, 3227839972), (67, 3131486540), (70, 2997279974), (91, 2305599980), (130, 1613919986), (134, 1565743270), (140, 1498639987), (182, 1152799990), (260, 806959993), (268, 782871635), (335, 626297308), (364, 576399995), (455, 461119996), (469, 447355220), (670, 313148654), (871, 240883580), (910, 230559998), (938, 223677610), (1340, 156574327), (1742, 120441790), (1820, 115279999), (1876, 111838805), (2345, 89471044), (3484, 60220895), (4355, 48176716), (4690, 44735522), (6097, 34411940), (8710, 24088358), (9380, 22367761), (12194, 17205970), (17420, 12044179), (24388, 8602985), (30485, 6882388), (60970, 3441194), (121940, 1720597)]