47219840

素因数分解:

$2^7\times 5^1\times {\mathrm{89}}^1\times {\mathrm{829}}^1$

素因数の和:937

約数の個数: 64

約数和(自身を含む): 114291000

約数和(自身を除く): 67071160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 89, 128, 160, 178, 320, 356, 445, 640, 712, 829, 890, 1424, 1658, 1780, 2848, 3316, 3560, 4145, 5696, 6632, 7120, 8290, 11392, 13264, 14240, 16580, 26528, 28480, 33160, 53056, 56960, 66320, 73781, 106112, 132640, 147562, 265280, 295124, 368905, 530560, 590248, 737810, 1180496, 1475620, 2360992, 2951240, 4721984, 5902480, 9443968, 11804960, 23609920, 47219840]

約数ペア:

[(1, 47219840), (2, 23609920), (4, 11804960), (5, 9443968), (8, 5902480), (10, 4721984), (16, 2951240), (20, 2360992), (32, 1475620), (40, 1180496), (64, 737810), (80, 590248), (89, 530560), (128, 368905), (160, 295124), (178, 265280), (320, 147562), (356, 132640), (445, 106112), (640, 73781), (712, 66320), (829, 56960), (890, 53056), (1424, 33160), (1658, 28480), (1780, 26528), (2848, 16580), (3316, 14240), (3560, 13264), (4145, 11392), (5696, 8290), (6632, 7120)]