19488480

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{3691}}^1$

素因数の和:3720

約数の個数: 96

約数和(自身を含む): 66987648

約数和(自身を除く): 47499168

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 66, 80, 88, 96, 110, 120, 132, 160, 165, 176, 220, 240, 264, 330, 352, 440, 480, 528, 660, 880, 1056, 1320, 1760, 2640, 3691, 5280, 7382, 11073, 14764, 18455, 22146, 29528, 36910, 40601, 44292, 55365, 59056, 73820, 81202, 88584, 110730, 118112, 121803, 147640, 162404, 177168, 203005, 221460, 243606, 295280, 324808, 354336, 406010, 442920, 487212, 590560, 609015, 649616, 812020, 885840, 974424, 1218030, 1299232, 1624040, 1771680, 1948848, 2436060, 3248080, 3897696, 4872120, 6496160, 9744240, 19488480]

約数ペア:

[(1, 19488480), (2, 9744240), (3, 6496160), (4, 4872120), (5, 3897696), (6, 3248080), (8, 2436060), (10, 1948848), (11, 1771680), (12, 1624040), (15, 1299232), (16, 1218030), (20, 974424), (22, 885840), (24, 812020), (30, 649616), (32, 609015), (33, 590560), (40, 487212), (44, 442920), (48, 406010), (55, 354336), (60, 324808), (66, 295280), (80, 243606), (88, 221460), (96, 203005), (110, 177168), (120, 162404), (132, 147640), (160, 121803), (165, 118112), (176, 110730), (220, 88584), (240, 81202), (264, 73820), (330, 59056), (352, 55365), (440, 44292), (480, 40601), (528, 36910), (660, 29528), (880, 22146), (1056, 18455), (1320, 14764), (1760, 11073), (2640, 7382), (3691, 5280)]