19505040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{1213}}^1$

素因数の和:1296

約数の個数: 80

約数和(自身を含む): 61418688

約数和(自身を除く): 41913648

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 67, 80, 120, 134, 201, 240, 268, 335, 402, 536, 670, 804, 1005, 1072, 1213, 1340, 1608, 2010, 2426, 2680, 3216, 3639, 4020, 4852, 5360, 6065, 7278, 8040, 9704, 12130, 14556, 16080, 18195, 19408, 24260, 29112, 36390, 48520, 58224, 72780, 81271, 97040, 145560, 162542, 243813, 291120, 325084, 406355, 487626, 650168, 812710, 975252, 1219065, 1300336, 1625420, 1950504, 2438130, 3250840, 3901008, 4876260, 6501680, 9752520, 19505040]

約数ペア:

[(1, 19505040), (2, 9752520), (3, 6501680), (4, 4876260), (5, 3901008), (6, 3250840), (8, 2438130), (10, 1950504), (12, 1625420), (15, 1300336), (16, 1219065), (20, 975252), (24, 812710), (30, 650168), (40, 487626), (48, 406355), (60, 325084), (67, 291120), (80, 243813), (120, 162542), (134, 145560), (201, 97040), (240, 81271), (268, 72780), (335, 58224), (402, 48520), (536, 36390), (670, 29112), (804, 24260), (1005, 19408), (1072, 18195), (1213, 16080), (1340, 14556), (1608, 12130), (2010, 9704), (2426, 8040), (2680, 7278), (3216, 6065), (3639, 5360), (4020, 4852)]