28948020720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3890863}}^1$

素因数の和:3890910

約数の個数: 80

約数和(自身を含む): 92633690112

約数和(自身を除く): 63685669392

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 248, 310, 372, 465, 496, 620, 744, 930, 1240, 1488, 1860, 2480, 3720, 7440, 3890863, 7781726, 11672589, 15563452, 19454315, 23345178, 31126904, 38908630, 46690356, 58362945, 62253808, 77817260, 93380712, 116725890, 120616753, 155634520, 186761424, 233451780, 241233506, 311269040, 361850259, 466903560, 482467012, 603083765, 723700518, 933807120, 964934024, 1206167530, 1447401036, 1809251295, 1929868048, 2412335060, 2894802072, 3618502590, 4824670120, 5789604144, 7237005180, 9649340240, 14474010360, 28948020720]

約数ペア:

[(1, 28948020720), (2, 14474010360), (3, 9649340240), (4, 7237005180), (5, 5789604144), (6, 4824670120), (8, 3618502590), (10, 2894802072), (12, 2412335060), (15, 1929868048), (16, 1809251295), (20, 1447401036), (24, 1206167530), (30, 964934024), (31, 933807120), (40, 723700518), (48, 603083765), (60, 482467012), (62, 466903560), (80, 361850259), (93, 311269040), (120, 241233506), (124, 233451780), (155, 186761424), (186, 155634520), (240, 120616753), (248, 116725890), (310, 93380712), (372, 77817260), (465, 62253808), (496, 58362945), (620, 46690356), (744, 38908630), (930, 31126904), (1240, 23345178), (1488, 19454315), (1860, 15563452), (2480, 11672589), (3720, 7781726), (7440, 3890863)]