19417600

素因数分解:

$2^9\times 5^2\times {\mathrm{37}}^1\times {\mathrm{41}}^1$

素因数の和:106

約数の個数: 120

約数和(自身を含む): 50613948

約数和(自身を除く): 31196348

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 37, 40, 41, 50, 64, 74, 80, 82, 100, 128, 148, 160, 164, 185, 200, 205, 256, 296, 320, 328, 370, 400, 410, 512, 592, 640, 656, 740, 800, 820, 925, 1025, 1184, 1280, 1312, 1480, 1517, 1600, 1640, 1850, 2050, 2368, 2560, 2624, 2960, 3034, 3200, 3280, 3700, 4100, 4736, 5248, 5920, 6068, 6400, 6560, 7400, 7585, 8200, 9472, 10496, 11840, 12136, 12800, 13120, 14800, 15170, 16400, 18944, 20992, 23680, 24272, 26240, 29600, 30340, 32800, 37925, 47360, 48544, 52480, 59200, 60680, 65600, 75850, 94720, 97088, 104960, 118400, 121360, 131200, 151700, 194176, 236800, 242720, 262400, 303400, 388352, 473600, 485440, 524800, 606800, 776704, 970880, 1213600, 1941760, 2427200, 3883520, 4854400, 9708800, 19417600]

約数ペア:

[(1, 19417600), (2, 9708800), (4, 4854400), (5, 3883520), (8, 2427200), (10, 1941760), (16, 1213600), (20, 970880), (25, 776704), (32, 606800), (37, 524800), (40, 485440), (41, 473600), (50, 388352), (64, 303400), (74, 262400), (80, 242720), (82, 236800), (100, 194176), (128, 151700), (148, 131200), (160, 121360), (164, 118400), (185, 104960), (200, 97088), (205, 94720), (256, 75850), (296, 65600), (320, 60680), (328, 59200), (370, 52480), (400, 48544), (410, 47360), (512, 37925), (592, 32800), (640, 30340), (656, 29600), (740, 26240), (800, 24272), (820, 23680), (925, 20992), (1025, 18944), (1184, 16400), (1280, 15170), (1312, 14800), (1480, 13120), (1517, 12800), (1600, 12136), (1640, 11840), (1850, 10496), (2050, 9472), (2368, 8200), (2560, 7585), (2624, 7400), (2960, 6560), (3034, 6400), (3200, 6068), (3280, 5920), (3700, 5248), (4100, 4736)]