201939220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{853}}^1$

素因数の和:977

約数の個数: 96

約数和(自身を含む): 516499200

約数和(自身を除く): 314559980

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 89, 95, 133, 140, 178, 190, 266, 356, 380, 445, 532, 623, 665, 853, 890, 1246, 1330, 1691, 1706, 1780, 2492, 2660, 3115, 3382, 3412, 4265, 5971, 6230, 6764, 8455, 8530, 11837, 11942, 12460, 16207, 16910, 17060, 23674, 23884, 29855, 32414, 33820, 47348, 59185, 59710, 64828, 75917, 81035, 113449, 118370, 119420, 151834, 162070, 226898, 236740, 303668, 324140, 379585, 453796, 531419, 567245, 759170, 1062838, 1134490, 1442423, 1518340, 2125676, 2268980, 2657095, 2884846, 5314190, 5769692, 7212115, 10096961, 10628380, 14424230, 20193922, 28848460, 40387844, 50484805, 100969610, 201939220]

約数ペア:

[(1, 201939220), (2, 100969610), (4, 50484805), (5, 40387844), (7, 28848460), (10, 20193922), (14, 14424230), (19, 10628380), (20, 10096961), (28, 7212115), (35, 5769692), (38, 5314190), (70, 2884846), (76, 2657095), (89, 2268980), (95, 2125676), (133, 1518340), (140, 1442423), (178, 1134490), (190, 1062838), (266, 759170), (356, 567245), (380, 531419), (445, 453796), (532, 379585), (623, 324140), (665, 303668), (853, 236740), (890, 226898), (1246, 162070), (1330, 151834), (1691, 119420), (1706, 118370), (1780, 113449), (2492, 81035), (2660, 75917), (3115, 64828), (3382, 59710), (3412, 59185), (4265, 47348), (5971, 33820), (6230, 32414), (6764, 29855), (8455, 23884), (8530, 23674), (11837, 17060), (11942, 16910), (12460, 16207)]