47278720

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2383}}^1$

素因数の和:2433

約数の個数: 64

約数和(自身を含む): 116720640

約数和(自身を除く): 69441920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 320, 496, 620, 640, 992, 1240, 1984, 2383, 2480, 3968, 4766, 4960, 9532, 9920, 11915, 19064, 19840, 23830, 38128, 47660, 73873, 76256, 95320, 147746, 152512, 190640, 295492, 305024, 369365, 381280, 590984, 738730, 762560, 1181968, 1477460, 1525120, 2363936, 2954920, 4727872, 5909840, 9455744, 11819680, 23639360, 47278720]

約数ペア:

[(1, 47278720), (2, 23639360), (4, 11819680), (5, 9455744), (8, 5909840), (10, 4727872), (16, 2954920), (20, 2363936), (31, 1525120), (32, 1477460), (40, 1181968), (62, 762560), (64, 738730), (80, 590984), (124, 381280), (128, 369365), (155, 305024), (160, 295492), (248, 190640), (310, 152512), (320, 147746), (496, 95320), (620, 76256), (640, 73873), (992, 47660), (1240, 38128), (1984, 23830), (2383, 19840), (2480, 19064), (3968, 11915), (4766, 9920), (4960, 9532)]