4719440

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1$

素因数の和:228

約数の個数: 80

約数和(自身を含む): 12427776

約数和(自身を除く): 7708336

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 40, 44, 55, 62, 80, 88, 110, 124, 155, 173, 176, 220, 248, 310, 341, 346, 440, 496, 620, 682, 692, 865, 880, 1240, 1364, 1384, 1705, 1730, 1903, 2480, 2728, 2768, 3410, 3460, 3806, 5363, 5456, 6820, 6920, 7612, 9515, 10726, 13640, 13840, 15224, 19030, 21452, 26815, 27280, 30448, 38060, 42904, 53630, 58993, 76120, 85808, 107260, 117986, 152240, 214520, 235972, 294965, 429040, 471944, 589930, 943888, 1179860, 2359720, 4719440]

約数ペア:

[(1, 4719440), (2, 2359720), (4, 1179860), (5, 943888), (8, 589930), (10, 471944), (11, 429040), (16, 294965), (20, 235972), (22, 214520), (31, 152240), (40, 117986), (44, 107260), (55, 85808), (62, 76120), (80, 58993), (88, 53630), (110, 42904), (124, 38060), (155, 30448), (173, 27280), (176, 26815), (220, 21452), (248, 19030), (310, 15224), (341, 13840), (346, 13640), (440, 10726), (496, 9515), (620, 7612), (682, 6920), (692, 6820), (865, 5456), (880, 5363), (1240, 3806), (1364, 3460), (1384, 3410), (1705, 2768), (1730, 2728), (1903, 2480)]