19932238280

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{2371}}^1\times {\mathrm{2879}}^1$

素因数の和:5334

約数の個数: 64

約数和(自身を含む): 45496857600

約数和(自身を除く): 25564619320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2371, 2879, 2920, 4742, 5758, 9484, 11516, 11855, 14395, 18968, 23032, 23710, 28790, 47420, 57580, 94840, 115160, 173083, 210167, 346166, 420334, 692332, 840668, 865415, 1050835, 1384664, 1681336, 1730830, 2101670, 3461660, 4203340, 6826109, 6923320, 8406680, 13652218, 27304436, 34130545, 54608872, 68261090, 136522180, 273044360, 498305957, 996611914, 1993223828, 2491529785, 3986447656, 4983059570, 9966119140, 19932238280]

約数ペア:

[(1, 19932238280), (2, 9966119140), (4, 4983059570), (5, 3986447656), (8, 2491529785), (10, 1993223828), (20, 996611914), (40, 498305957), (73, 273044360), (146, 136522180), (292, 68261090), (365, 54608872), (584, 34130545), (730, 27304436), (1460, 13652218), (2371, 8406680), (2879, 6923320), (2920, 6826109), (4742, 4203340), (5758, 3461660), (9484, 2101670), (11516, 1730830), (11855, 1681336), (14395, 1384664), (18968, 1050835), (23032, 865415), (23710, 840668), (28790, 692332), (47420, 420334), (57580, 346166), (94840, 210167), (115160, 173083)]