19000380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2381}}^1$

素因数の和:2419

約数の個数: 96

約数和(自身を含む): 64028160

約数和(自身を除く): 45027780

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 57, 60, 70, 76, 84, 95, 105, 114, 133, 140, 190, 210, 228, 266, 285, 380, 399, 420, 532, 570, 665, 798, 1140, 1330, 1596, 1995, 2381, 2660, 3990, 4762, 7143, 7980, 9524, 11905, 14286, 16667, 23810, 28572, 33334, 35715, 45239, 47620, 50001, 66668, 71430, 83335, 90478, 100002, 135717, 142860, 166670, 180956, 200004, 226195, 250005, 271434, 316673, 333340, 452390, 500010, 542868, 633346, 678585, 904780, 950019, 1000020, 1266692, 1357170, 1583365, 1900038, 2714340, 3166730, 3800076, 4750095, 6333460, 9500190, 19000380]

約数ペア:

[(1, 19000380), (2, 9500190), (3, 6333460), (4, 4750095), (5, 3800076), (6, 3166730), (7, 2714340), (10, 1900038), (12, 1583365), (14, 1357170), (15, 1266692), (19, 1000020), (20, 950019), (21, 904780), (28, 678585), (30, 633346), (35, 542868), (38, 500010), (42, 452390), (57, 333340), (60, 316673), (70, 271434), (76, 250005), (84, 226195), (95, 200004), (105, 180956), (114, 166670), (133, 142860), (140, 135717), (190, 100002), (210, 90478), (228, 83335), (266, 71430), (285, 66668), (380, 50001), (399, 47620), (420, 45239), (532, 35715), (570, 33334), (665, 28572), (798, 23810), (1140, 16667), (1330, 14286), (1596, 11905), (1995, 9524), (2381, 7980), (2660, 7143), (3990, 4762)]