28019760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{313}}^1\times {\mathrm{373}}^1$

素因数の和:702

約数の個数: 80

約数和(自身を含む): 87372384

約数和(自身を除く): 59352624

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 313, 373, 626, 746, 939, 1119, 1252, 1492, 1565, 1865, 1878, 2238, 2504, 2984, 3130, 3730, 3756, 4476, 4695, 5008, 5595, 5968, 6260, 7460, 7512, 8952, 9390, 11190, 12520, 14920, 15024, 17904, 18780, 22380, 25040, 29840, 37560, 44760, 75120, 89520, 116749, 233498, 350247, 466996, 583745, 700494, 933992, 1167490, 1400988, 1751235, 1867984, 2334980, 2801976, 3502470, 4669960, 5603952, 7004940, 9339920, 14009880, 28019760]

約数ペア:

[(1, 28019760), (2, 14009880), (3, 9339920), (4, 7004940), (5, 5603952), (6, 4669960), (8, 3502470), (10, 2801976), (12, 2334980), (15, 1867984), (16, 1751235), (20, 1400988), (24, 1167490), (30, 933992), (40, 700494), (48, 583745), (60, 466996), (80, 350247), (120, 233498), (240, 116749), (313, 89520), (373, 75120), (626, 44760), (746, 37560), (939, 29840), (1119, 25040), (1252, 22380), (1492, 18780), (1565, 17904), (1865, 15024), (1878, 14920), (2238, 12520), (2504, 11190), (2984, 9390), (3130, 8952), (3730, 7512), (3756, 7460), (4476, 6260), (4695, 5968), (5008, 5595)]