2018682800

素因数分解:

$2^4\times 5^2\times {\mathrm{31}}^1\times {\mathrm{263}}^1\times {\mathrm{619}}^1$

素因数の和:931

約数の個数: 120

約数和(自身を含む): 5033487360

約数和(自身を除く): 3014804560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 40, 50, 62, 80, 100, 124, 155, 200, 248, 263, 310, 400, 496, 526, 619, 620, 775, 1052, 1238, 1240, 1315, 1550, 2104, 2476, 2480, 2630, 3095, 3100, 4208, 4952, 5260, 6190, 6200, 6575, 8153, 9904, 10520, 12380, 12400, 13150, 15475, 16306, 19189, 21040, 24760, 26300, 30950, 32612, 38378, 40765, 49520, 52600, 61900, 65224, 76756, 81530, 95945, 105200, 123800, 130448, 153512, 162797, 163060, 191890, 203825, 247600, 307024, 325594, 326120, 383780, 407650, 479725, 651188, 652240, 767560, 813985, 815300, 959450, 1302376, 1535120, 1627970, 1630600, 1918900, 2604752, 3255940, 3261200, 3837800, 4069925, 5046707, 6511880, 7675600, 8139850, 10093414, 13023760, 16279700, 20186828, 25233535, 32559400, 40373656, 50467070, 65118800, 80747312, 100934140, 126167675, 201868280, 252335350, 403736560, 504670700, 1009341400, 2018682800]

約数ペア:

[(1, 2018682800), (2, 1009341400), (4, 504670700), (5, 403736560), (8, 252335350), (10, 201868280), (16, 126167675), (20, 100934140), (25, 80747312), (31, 65118800), (40, 50467070), (50, 40373656), (62, 32559400), (80, 25233535), (100, 20186828), (124, 16279700), (155, 13023760), (200, 10093414), (248, 8139850), (263, 7675600), (310, 6511880), (400, 5046707), (496, 4069925), (526, 3837800), (619, 3261200), (620, 3255940), (775, 2604752), (1052, 1918900), (1238, 1630600), (1240, 1627970), (1315, 1535120), (1550, 1302376), (2104, 959450), (2476, 815300), (2480, 813985), (2630, 767560), (3095, 652240), (3100, 651188), (4208, 479725), (4952, 407650), (5260, 383780), (6190, 326120), (6200, 325594), (6575, 307024), (8153, 247600), (9904, 203825), (10520, 191890), (12380, 163060), (12400, 162797), (13150, 153512), (15475, 130448), (16306, 123800), (19189, 105200), (21040, 95945), (24760, 81530), (26300, 76756), (30950, 65224), (32612, 61900), (38378, 52600), (40765, 49520)]