38828920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{839}}^1$

素因数の和:952

約数の個数: 64

約数和(自身を含む): 95256000

約数和(自身を除く): 56427080

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 89, 104, 130, 178, 260, 356, 445, 520, 712, 839, 890, 1157, 1678, 1780, 2314, 3356, 3560, 4195, 4628, 5785, 6712, 8390, 9256, 10907, 11570, 16780, 21814, 23140, 33560, 43628, 46280, 54535, 74671, 87256, 109070, 149342, 218140, 298684, 373355, 436280, 597368, 746710, 970723, 1493420, 1941446, 2986840, 3882892, 4853615, 7765784, 9707230, 19414460, 38828920]

約数ペア:

[(1, 38828920), (2, 19414460), (4, 9707230), (5, 7765784), (8, 4853615), (10, 3882892), (13, 2986840), (20, 1941446), (26, 1493420), (40, 970723), (52, 746710), (65, 597368), (89, 436280), (104, 373355), (130, 298684), (178, 218140), (260, 149342), (356, 109070), (445, 87256), (520, 74671), (712, 54535), (839, 46280), (890, 43628), (1157, 33560), (1678, 23140), (1780, 21814), (2314, 16780), (3356, 11570), (3560, 10907), (4195, 9256), (4628, 8390), (5785, 6712)]