16987880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{359}}^1$

素因数の和:403

約数の個数: 96

約数和(自身を含む): 47433600

約数和(自身を除く): 30445720

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 169, 182, 260, 280, 338, 359, 364, 455, 520, 676, 718, 728, 845, 910, 1183, 1352, 1436, 1690, 1795, 1820, 2366, 2513, 2872, 3380, 3590, 3640, 4667, 4732, 5026, 5915, 6760, 7180, 9334, 9464, 10052, 11830, 12565, 14360, 18668, 20104, 23335, 23660, 25130, 32669, 37336, 46670, 47320, 50260, 60671, 65338, 93340, 100520, 121342, 130676, 163345, 186680, 242684, 261352, 303355, 326690, 424697, 485368, 606710, 653380, 849394, 1213420, 1306760, 1698788, 2123485, 2426840, 3397576, 4246970, 8493940, 16987880]

約数ペア:

[(1, 16987880), (2, 8493940), (4, 4246970), (5, 3397576), (7, 2426840), (8, 2123485), (10, 1698788), (13, 1306760), (14, 1213420), (20, 849394), (26, 653380), (28, 606710), (35, 485368), (40, 424697), (52, 326690), (56, 303355), (65, 261352), (70, 242684), (91, 186680), (104, 163345), (130, 130676), (140, 121342), (169, 100520), (182, 93340), (260, 65338), (280, 60671), (338, 50260), (359, 47320), (364, 46670), (455, 37336), (520, 32669), (676, 25130), (718, 23660), (728, 23335), (845, 20104), (910, 18668), (1183, 14360), (1352, 12565), (1436, 11830), (1690, 10052), (1795, 9464), (1820, 9334), (2366, 7180), (2513, 6760), (2872, 5915), (3380, 5026), (3590, 4732), (3640, 4667)]