28698880

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{3203}}^1$

素因数の和:3231

約数の個数: 72

約数和(自身を含む): 78587712

約数和(自身を除く): 49888832

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 560, 640, 896, 1120, 1280, 1792, 2240, 3203, 4480, 6406, 8960, 12812, 16015, 22421, 25624, 32030, 44842, 51248, 64060, 89684, 102496, 112105, 128120, 179368, 204992, 224210, 256240, 358736, 409984, 448420, 512480, 717472, 819968, 896840, 1024960, 1434944, 1793680, 2049920, 2869888, 3587360, 4099840, 5739776, 7174720, 14349440, 28698880]

約数ペア:

[(1, 28698880), (2, 14349440), (4, 7174720), (5, 5739776), (7, 4099840), (8, 3587360), (10, 2869888), (14, 2049920), (16, 1793680), (20, 1434944), (28, 1024960), (32, 896840), (35, 819968), (40, 717472), (56, 512480), (64, 448420), (70, 409984), (80, 358736), (112, 256240), (128, 224210), (140, 204992), (160, 179368), (224, 128120), (256, 112105), (280, 102496), (320, 89684), (448, 64060), (560, 51248), (640, 44842), (896, 32030), (1120, 25624), (1280, 22421), (1792, 16015), (2240, 12812), (3203, 8960), (4480, 6406)]