1555016020

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{479}}^1$

素因数の和:673

約数の個数: 96

約数和(自身を含む): 3474938880

約数和(自身を除く): 1919922860

約数列:

[1, 2, 4, 5, 10, 20, 37, 41, 74, 82, 107, 148, 164, 185, 205, 214, 370, 410, 428, 479, 535, 740, 820, 958, 1070, 1517, 1916, 2140, 2395, 3034, 3959, 4387, 4790, 6068, 7585, 7918, 8774, 9580, 15170, 15836, 17548, 17723, 19639, 19795, 21935, 30340, 35446, 39278, 39590, 43870, 51253, 70892, 78556, 79180, 87740, 88615, 98195, 102506, 162319, 177230, 196390, 205012, 256265, 324638, 354460, 392780, 512530, 649276, 726643, 811595, 1025060, 1453286, 1623190, 1896361, 2101373, 2906572, 3246380, 3633215, 3792722, 4202746, 7266430, 7585444, 8405492, 9481805, 10506865, 14532860, 18963610, 21013730, 37927220, 42027460, 77750801, 155501602, 311003204, 388754005, 777508010, 1555016020]

約数ペア:

[(1, 1555016020), (2, 777508010), (4, 388754005), (5, 311003204), (10, 155501602), (20, 77750801), (37, 42027460), (41, 37927220), (74, 21013730), (82, 18963610), (107, 14532860), (148, 10506865), (164, 9481805), (185, 8405492), (205, 7585444), (214, 7266430), (370, 4202746), (410, 3792722), (428, 3633215), (479, 3246380), (535, 2906572), (740, 2101373), (820, 1896361), (958, 1623190), (1070, 1453286), (1517, 1025060), (1916, 811595), (2140, 726643), (2395, 649276), (3034, 512530), (3959, 392780), (4387, 354460), (4790, 324638), (6068, 256265), (7585, 205012), (7918, 196390), (8774, 177230), (9580, 162319), (15170, 102506), (15836, 98195), (17548, 88615), (17723, 87740), (19639, 79180), (19795, 78556), (21935, 70892), (30340, 51253), (35446, 43870), (39278, 39590)]