19449288520

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{613}}^1\times {\mathrm{34487}}^1$

素因数の和:35134

約数の個数: 64

約数和(自身を含む): 45739365120

約数和(自身を除く): 26290076600

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 613, 920, 1226, 2452, 3065, 4904, 6130, 12260, 14099, 24520, 28198, 34487, 56396, 68974, 70495, 112792, 137948, 140990, 172435, 275896, 281980, 344870, 563960, 689740, 793201, 1379480, 1586402, 3172804, 3966005, 6345608, 7932010, 15864020, 21140531, 31728040, 42281062, 84562124, 105702655, 169124248, 211405310, 422810620, 486232213, 845621240, 972464426, 1944928852, 2431161065, 3889857704, 4862322130, 9724644260, 19449288520]

約数ペア:

[(1, 19449288520), (2, 9724644260), (4, 4862322130), (5, 3889857704), (8, 2431161065), (10, 1944928852), (20, 972464426), (23, 845621240), (40, 486232213), (46, 422810620), (92, 211405310), (115, 169124248), (184, 105702655), (230, 84562124), (460, 42281062), (613, 31728040), (920, 21140531), (1226, 15864020), (2452, 7932010), (3065, 6345608), (4904, 3966005), (6130, 3172804), (12260, 1586402), (14099, 1379480), (24520, 793201), (28198, 689740), (34487, 563960), (56396, 344870), (68974, 281980), (70495, 275896), (112792, 172435), (137948, 140990)]