9867920

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1$

素因数の和:240

約数の個数: 80

約数和(自身を含む): 24855552

約数和(自身を除く): 14987632

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 31, 40, 46, 62, 80, 92, 115, 124, 155, 173, 184, 230, 248, 310, 346, 368, 460, 496, 620, 692, 713, 865, 920, 1240, 1384, 1426, 1730, 1840, 2480, 2768, 2852, 3460, 3565, 3979, 5363, 5704, 6920, 7130, 7958, 10726, 11408, 13840, 14260, 15916, 19895, 21452, 26815, 28520, 31832, 39790, 42904, 53630, 57040, 63664, 79580, 85808, 107260, 123349, 159160, 214520, 246698, 318320, 429040, 493396, 616745, 986792, 1233490, 1973584, 2466980, 4933960, 9867920]

約数ペア:

[(1, 9867920), (2, 4933960), (4, 2466980), (5, 1973584), (8, 1233490), (10, 986792), (16, 616745), (20, 493396), (23, 429040), (31, 318320), (40, 246698), (46, 214520), (62, 159160), (80, 123349), (92, 107260), (115, 85808), (124, 79580), (155, 63664), (173, 57040), (184, 53630), (230, 42904), (248, 39790), (310, 31832), (346, 28520), (368, 26815), (460, 21452), (496, 19895), (620, 15916), (692, 14260), (713, 13840), (865, 11408), (920, 10726), (1240, 7958), (1384, 7130), (1426, 6920), (1730, 5704), (1840, 5363), (2480, 3979), (2768, 3565), (2852, 3460)]