38701860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1997}}^1$

素因数の和:2045

約数の個数: 96

約数和(自身を含む): 120839040

約数和(自身を除く): 82137180

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 19, 20, 30, 34, 38, 51, 57, 60, 68, 76, 85, 95, 102, 114, 170, 190, 204, 228, 255, 285, 323, 340, 380, 510, 570, 646, 969, 1020, 1140, 1292, 1615, 1938, 1997, 3230, 3876, 3994, 4845, 5991, 6460, 7988, 9690, 9985, 11982, 19380, 19970, 23964, 29955, 33949, 37943, 39940, 59910, 67898, 75886, 101847, 113829, 119820, 135796, 151772, 169745, 189715, 203694, 227658, 339490, 379430, 407388, 455316, 509235, 569145, 645031, 678980, 758860, 1018470, 1138290, 1290062, 1935093, 2036940, 2276580, 2580124, 3225155, 3870186, 6450310, 7740372, 9675465, 12900620, 19350930, 38701860]

約数ペア:

[(1, 38701860), (2, 19350930), (3, 12900620), (4, 9675465), (5, 7740372), (6, 6450310), (10, 3870186), (12, 3225155), (15, 2580124), (17, 2276580), (19, 2036940), (20, 1935093), (30, 1290062), (34, 1138290), (38, 1018470), (51, 758860), (57, 678980), (60, 645031), (68, 569145), (76, 509235), (85, 455316), (95, 407388), (102, 379430), (114, 339490), (170, 227658), (190, 203694), (204, 189715), (228, 169745), (255, 151772), (285, 135796), (323, 119820), (340, 113829), (380, 101847), (510, 75886), (570, 67898), (646, 59910), (969, 39940), (1020, 37943), (1140, 33949), (1292, 29955), (1615, 23964), (1938, 19970), (1997, 19380), (3230, 11982), (3876, 9985), (3994, 9690), (4845, 7988), (5991, 6460)]