7874720

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:190

約数の個数: 96

約数和(自身を含む): 21772800

約数和(自身を除く): 13898080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 79, 80, 89, 112, 140, 158, 160, 178, 224, 280, 316, 356, 395, 445, 553, 560, 623, 632, 712, 790, 890, 1106, 1120, 1246, 1264, 1424, 1580, 1780, 2212, 2492, 2528, 2765, 2848, 3115, 3160, 3560, 4424, 4984, 5530, 6230, 6320, 7031, 7120, 8848, 9968, 11060, 12460, 12640, 14062, 14240, 17696, 19936, 22120, 24920, 28124, 35155, 44240, 49217, 49840, 56248, 70310, 88480, 98434, 99680, 112496, 140620, 196868, 224992, 246085, 281240, 393736, 492170, 562480, 787472, 984340, 1124960, 1574944, 1968680, 3937360, 7874720]

約数ペア:

[(1, 7874720), (2, 3937360), (4, 1968680), (5, 1574944), (7, 1124960), (8, 984340), (10, 787472), (14, 562480), (16, 492170), (20, 393736), (28, 281240), (32, 246085), (35, 224992), (40, 196868), (56, 140620), (70, 112496), (79, 99680), (80, 98434), (89, 88480), (112, 70310), (140, 56248), (158, 49840), (160, 49217), (178, 44240), (224, 35155), (280, 28124), (316, 24920), (356, 22120), (395, 19936), (445, 17696), (553, 14240), (560, 14062), (623, 12640), (632, 12460), (712, 11060), (790, 9968), (890, 8848), (1106, 7120), (1120, 7031), (1246, 6320), (1264, 6230), (1424, 5530), (1580, 4984), (1780, 4424), (2212, 3560), (2492, 3160), (2528, 3115), (2765, 2848)]