47397760

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2389}}^1$

素因数の和:2439

約数の個数: 64

約数和(自身を含む): 117014400

約数和(自身を除く): 69616640

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, 2389, 2480, 3968, 4778, 4960, 9556, 9920, 11945, 19112, 19840, 23890, 38224, 47780, 74059, 76448, 95560, 148118, 152896, 191120, 296236, 305792, 370295, 382240, 592472, 740590, 764480, 1184944, 1481180, 1528960, 2369888, 2962360, 4739776, 5924720, 9479552, 11849440, 23698880, 47397760]

約数ペア:

[(1, 47397760), (2, 23698880), (4, 11849440), (5, 9479552), (8, 5924720), (10, 4739776), (16, 2962360), (20, 2369888), (31, 1528960), (32, 1481180), (40, 1184944), (62, 764480), (64, 740590), (80, 592472), (124, 382240), (128, 370295), (155, 305792), (160, 296236), (248, 191120), (310, 152896), (320, 148118), (496, 95560), (620, 76448), (640, 74059), (992, 47780), (1240, 38224), (1984, 23890), (2389, 19840), (2480, 19112), (3968, 11945), (4778, 9920), (4960, 9556)]