38921480

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^2\times {\mathrm{89}}^1$

素因数の和:171

約数の個数: 96

約数和(自身を含む): 98771400

約数和(自身を除く): 59849920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 29, 40, 52, 58, 65, 89, 104, 116, 130, 145, 178, 232, 260, 290, 356, 377, 445, 520, 580, 712, 754, 841, 890, 1157, 1160, 1508, 1682, 1780, 1885, 2314, 2581, 3016, 3364, 3560, 3770, 4205, 4628, 5162, 5785, 6728, 7540, 8410, 9256, 10324, 10933, 11570, 12905, 15080, 16820, 20648, 21866, 23140, 25810, 33553, 33640, 43732, 46280, 51620, 54665, 67106, 74849, 87464, 103240, 109330, 134212, 149698, 167765, 218660, 268424, 299396, 335530, 374245, 437320, 598792, 671060, 748490, 973037, 1342120, 1496980, 1946074, 2993960, 3892148, 4865185, 7784296, 9730370, 19460740, 38921480]

約数ペア:

[(1, 38921480), (2, 19460740), (4, 9730370), (5, 7784296), (8, 4865185), (10, 3892148), (13, 2993960), (20, 1946074), (26, 1496980), (29, 1342120), (40, 973037), (52, 748490), (58, 671060), (65, 598792), (89, 437320), (104, 374245), (116, 335530), (130, 299396), (145, 268424), (178, 218660), (232, 167765), (260, 149698), (290, 134212), (356, 109330), (377, 103240), (445, 87464), (520, 74849), (580, 67106), (712, 54665), (754, 51620), (841, 46280), (890, 43732), (1157, 33640), (1160, 33553), (1508, 25810), (1682, 23140), (1780, 21866), (1885, 20648), (2314, 16820), (2581, 15080), (3016, 12905), (3364, 11570), (3560, 10933), (3770, 10324), (4205, 9256), (4628, 8410), (5162, 7540), (5785, 6728)]